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  • Hi.

  • Welcome to www.engvid.com.

  • I'm Adam.

  • Today's lesson is a bit more grammar-based, or I guess you could also call it vocabulary-based.

  • We're going to look at the word "under", but we're going to look at it in a very specific

  • context.

  • And I had a lot of people asking me about certain words that begin with the word "under"

  • and then take another word with it.

  • So, first let's make sure we understand what the word "under" means.

  • First of all, it's a preposition, meaning it has a function in terms of movement of

  • things or location, or positioning.

  • And it means... when we're using it now as a prefix... actually, I should write this

  • word for you.

  • "Prefix".

  • A "prefix" is a part of a word that comes at the beginning of a word, joins to another

  • word and becomes a new word together.

  • So, as a prefix, "under" essentially keeps the same meaning as it does as a preposition.

  • It means less, or lower, or not enough, or beneath/below which is the traditional meaning

  • that most people know.

  • So, here are some words with "under" as a prefix, and it basically means exactly the

  • same thing with the extra word.

  • So, what do I mean?

  • "Underachieve".

  • If you underachieve, you achieve less than you could; less than your full potential.

  • Right?

  • An "underachiever" is also somebody who we would think of as lazy or doesn't really try

  • too hard or doesn't really care very much.

  • This person is an underachiever because he or she can reach a certain level, but doesn't

  • really try to, and that's why he or she is an underachiever.

  • Lower: An "undergraduate".

  • A lot of people know this word.

  • An "undergraduate" is in university, is a person studying for a bachelor's degree.

  • Now, here is the graduate, person who's graduated from the bachelor's program and maybe will

  • go to a master's or a PhD.

  • So, an undergraduate is under that; lower level of student within the system.

  • Okay?

  • So it basically means the exact same thing as the two parts; "under" and "graduate".

  • Lower than a graduate.

  • Not enough: "Underdeveloped" means it hasn't been fully developed; it's not developed enough

  • - very straightforward.

  • And beneath/below: "Underground".

  • So, the train is... the subway is underground - means it's under the ground, and we just

  • squeeze the two words together; "under" becomes a prefix, "ground" becomes... stays the same

  • and you have a new noun.

  • Now, the problem that a lot of people have is when the two words join together and have

  • a completely different meaning or a different connotation.

  • Okay?

  • And a "connotation" means the words may mean the same thing, but the idea behind them is

  • a little bit different.

  • Okay?

  • So let's look at some examples.

  • "Undertake".

  • Now, if you're going to undertake something, if you're going to undertake a task or you're

  • going to undertake a project - essentially, it means you're going to do it or you're going

  • to at least commit to doing it, or accept the responsibility of doing it.

  • Okay?

  • So, we have... we have some plans; we're going to undertake these plans next week; we're

  • going to do them, we're going to make them happen next week.

  • Now, the problem is: If you say: "Take under", "take under" means, like, take below; take

  • under the ground or whatever.

  • "Take under" can also be a phrasal verb.

  • So if you take someone under your wing - means you're... you're going to teach them, you're

  • going to take responsibility for them.

  • When you put it the other way around, first of all, there's no space so it's one word,

  • and it has a different meaning: Do.

  • So that's where it becomes a little bit tricky for English learners because you don't know

  • where these differences are.

  • With all of these words, all you do is just rearrange the order: "Develop under" means

  • developed not enough.

  • "Achieve less", "graduate lower than somebody else".

  • Right?

  • So it's easy to understand.

  • These ones, not so much.

  • "Undergo".

  • "Undergo" means be part of a process, or again, could also mean do.

  • So, if you undergo surgery - means you're going to lie on a bed and a doctor's going

  • to cut you open, and do whatever he does or she does.

  • So if you undergo something, you're part of that process; undergo surgery, for example.

  • If you "underestimate"... now, "estimate" generally means guess something.

  • So you're guessing something about someone or about something, but if you "underestimate",

  • it doesn't mean that you're guessing lower or you're guessing less; it means you're not

  • fully appreciating something.

  • So, if you underestimate a person's strength or if you underestimate a piece of jewellery's

  • value - means you don't think of it as much as it actually is.

  • So, it's like you didn't guess... you did the guess correctly, that's true; but you

  • guessed a lower value for something, or a lower strength, or a lower size, etc.

  • "Underlie" basically means be the foundation.

  • So, technically something lies under, but it's nothing physical.

  • Right?

  • It's just an idea.

  • So, the theory is underlied by certain other facts.

  • So these facts form the basis of a new theory about something else.

  • So, you can guess this meaning; something lies underneath, but generally it's not something

  • physical.

  • So you have to be careful that to know it's foundation or basis for something.

  • To "undercut", again, you could cut, like a tree, you undercut a tree means you're cutting

  • it at a lower level and it's topping over - but a more common use of "undercut", again,

  • and especially in business, means to offer a lower price for something.

  • So, for example, I have a company and this person has a company, and we are both bidding;

  • we're both making offers for our contract with the government.

  • This guy says he'll provide them with whatever the product is for $10 per unit.

  • Now, $10, he's making a little bit of a profit.

  • I say to the government: "Okay, I will do it for $9."

  • $9, I make almost no profit, but I get in with the government and I'll do something

  • else with them later.

  • So I undercut my competition by offering a price that he or she can't afford.

  • Right?

  • "Undercut" - offer for much less, and especially when you're talking about competition.

  • "Undermine", now this one is very hard to guess because "mine": "Oh, it's mine.

  • Like, this pen is mine", but that's not what it means here.

  • To "undermine" means to be tricky or sneaky about something.

  • So, both me and my friend here want to get a promotion at a company, so I will undermine

  • him.

  • I will go to the boss or I will go to the manager and I'll say, you know: "This person,

  • he cheated on his last report.

  • He didn't actually make that many sales."

  • So I undermine his chances of promotion.

  • I'm a little bit tricky, I'm a little bit sneaky, I do something a little bit bad to

  • make him or her look worse, and I get the promotion.

  • Okay?

  • So these are all verbs.

  • Now, we also have adjectives that are a little bit difficult to guess.

  • If something is "understated" it means it's a bit more subtle or delicate.

  • So, "subtle" doesn't... isn't spelled like it sounds, so I'll write it for you.

  • If something is subtle, it's not... it's not very obvious.

  • Okay?

  • So, if someone... if a woman is wearing an understated dress, it means... like, let's

  • say she's very rich or she has a very good body, but her dress is understated means it's

  • not too showy or it doesn't show off her body too much.

  • It's just enough to be nice, but not enough to, like, shout for attention.

  • Okay?

  • It's a good word, actually.

  • "Underhanded", it doesn't mean the bottom of your hand or the bottom of your hand; depends

  • which way you hold it.

  • "Underhanded" is also a little bit like "undermine".

  • "Undermine" is a verb; "underhanded" is an adjective.

  • If you're doing something that is underhanded, it's sneaky or tricky.

  • It's not really nice.

  • It's a little bit of a cheating way to get a certain goal or result, etc.

  • And then we have nouns.

  • Now, we had "undertake" basically means to do.

  • "Undertaker" - completely unrelated.

  • An "undertaker" is a person who prepares dead bodies for burial.

  • So, when a person dies, the family sends the body to the funeral home, or the undertaker

  • comes to their house and takes the body, and prepares it; like, if it does makeup, or if

  • it dresses it - again, different cultures, different ceremonies, but the undertaker is

  • that person who handles the dead body.

  • Okay?

  • An "understudy"... it's....

  • Again, it's not a verb, even though "study" is a verb.

  • An "understudy" is a noun, and when you have, like, a play and you have an actor or actress

  • who has the lead role... now, the company that is producing the play wants to make sure

  • that nothing happens; like the show will go on, so they have an understudy.

  • This is a person who studies all the same lines, and practices and rehearses the same

  • as the main character.

  • If something bad happens to the main actor or actress, the understudy can come in and

  • take over until the main actor comes back.

  • "Underworld".

  • It could literally mean "underworld", like Hell, like underneath our world there's another

  • world where the Devil lives or dead souls go to live; but in everyday use, it means,

  • like, the criminal world.

  • If you think about mafia or gangs, things like that - criminals live in a different

  • type of world; it's called the underworld.

  • And then "underwriter".

  • If you're talk... if you're thinking about business, an "underwriter" is a person who

  • will guarantee a loan.

  • So, usually you're talking about insurance companies or banks, so if they have... if

  • you take out a loan, somebody will underwrite your loan.

  • So if you can't make the payment, the bank doesn't worry about it because somebody else

  • will make the payment, and you'll pay that person back later.

  • Okay?

  • So, again, a lot of these words you can guess.

  • The ones that you can't guess, hopefully I made them a bit clear here.

  • But, again, use the dictionary.

  • If you're not sure what a word means, don't guess.

  • Confirm in the dictionary or ask a native speaker who knows it, and make sure you know

  • all these words.

  • But in case you did get all these and you want to make sure you practice them, please

  • go to www.engvid.com.

  • There's a quiz where I will quiz you on all these words; make sure you actually understood

  • them.

  • And, of course, don't forget you can ask me all the questions you want; I'll be happy

  • to explain these words or other words like them.

  • And don't forget to come back and subscribe to my channel, give me a like if you like

  • the video, and I'll see you again soon with more vocab, grammar, and other lessons.

  • Bye-bye.

Hi.

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A2 初級 美國腔

英語詞彙。前綴為UNDER的詞 (English Vocabulary: Words with the prefix UNDER-)

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    許祐銓 發佈於 2021 年 01 月 14 日
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