Placeholder Image

字幕列表 影片播放

自動翻譯
  • An average adult human mouth contains 32 teeth.

    一個普通的成年人口腔內有32顆牙齒。

  • The agreed definition of a tooth

    牙齒的商定定義

  • is a highly mineralised unit within the mouth.

    是口內高度礦化的組織、部門。

  • Thirty-two highly mineralised units, eight incisors, four canines,

    三十二個高礦化組織、部門,八顆門牙,四顆犬牙。

  • eight premolars and eight molars.

    八顆前臼齒和八顆臼齒。

  • Plus four wisdom teeth which don't tend to make themselves known

    再加上四顆不愛出風頭的智齒。

  • until about five years after the rest of the adult set are in place,

    直到成年組其他成員到位後五年左右。

  • because of course these 32 teeth are your second set.

    因為這32顆牙齒當然是你的第二套牙齒。

  • An average baby is born with both milk and adult teeth

    一個普通的嬰兒出生時既有乳牙,又有成人的牙齒。

  • already in their head.

    已經在他們的腦海中。

  • A seven-year-old Indian boy was recently found to have 526 teeth

    最近,一名7歲的印度男孩被發現有526顆牙齒。

  • inside his mouth.

    在他的嘴裡。

  • But let's stick to the more common number. 20 milk teeth, 32 adult,

    但我們還是說說比較常見的數字吧。20顆乳牙,32顆成人牙。

  • a total of 52.

    共52個。

  • Fifty-two teeth, rarely visible when born but they're all there,

    五十二顆牙齒,出生時很少能看到,但都在。

  • in the skull.

    在頭骨。

  • Waiting...

    等待...

  • waiting...

    等待...

  • to erupt!

    爆發!

  • Thank goodness we can't remember teething. Consider if you will the

    謝天謝地,我們不記得長牙了。如果你願意,請考慮一下

  • brutality of these shards of enamel ripping through innocent gums.

    這些牙釉質碎片撕開無辜的牙齦的殘酷性。

  • No wonder babies cry.

    難怪嬰兒會哭。

  • Reward for this discomforting experience comes when that first set

    獎勵這種不舒服的經歷,當第一套的時候就會出現

  • of baby teeth start to fall out, ready for the tooth fairy.

    的小牙開始脫落,準備迎接牙仙。

  • The first recording of such a transaction with a fee being paid

    首次記錄此類交易並支付費用;

  • for a child's lost tooth is in 13th Century Norse culture.

    在13世紀的北歐文化中,為孩子丟失的牙齒。

  • Vikings going into battle would wear necklaces

    維京人上戰場會戴上項鍊

  • made up of children's teeth.

    由兒童的牙齒組成。

  • Not because it presumably looked utterly terrifying,

    並不是因為它大概看起來非常可怕。

  • but because they were considered lucky.

    但因為他們被認為是幸運的。

  • In the UK, the most common price paid for a tooth is £1,

    在英國,買一顆牙最常見的價格是1英鎊。

  • although 11% of children apparently sleep soundly

    儘管11%的兒童顯然睡得很香

  • with a crisp fiver under their pillow - far less lumpy than a coin.

    枕頭下墊著清脆的五塊錢--遠沒有硬幣結實。

  • Children in the Middle Ages were sometimes instructed to burn

    中世紀的孩子們有時會被要求燒掉。

  • their baby teeth, or risk spending the afterlife searching for them...

    或者冒著來世尋找牙齒的風險... ...

  • With such historical scaremongering surrounding teeth, it is perhaps

    圍繞著牙齒的這種歷史性的恐慌,或許可以說是

  • easier to understand why so many people now have a fear of dentists.

    更容易理解為什麼現在很多人對牙醫有恐懼感。

  • Eighty-four per cent of all adults in the UK have at least one filling

    在英國,84%的成年人至少有一次充血。

  • and the average Brit has seven.

    而英國人平均有七個。

  • Of course fillings are just one dental procedure,

    當然補牙只是牙齒治療的一種。

  • your teeth may also be cleaned, flossed, capped or crowned,

    您的牙齒也可能會被清洗、使用牙線、蓋上牙帽或戴上牙冠。

  • bonded, braced, sealed, whitened or extracted.

    粘合、支撐、密封、增白或提取。

  • But just remember, that going to the dentist today is far less precarious

    但只要記住,今天去看牙醫就不會那麼危險了。

  • than it used to be.

    比過去。

  • Before dentistry found acceptance as a medical profession,

    在口腔醫學被接受為醫學專業之前。

  • extraction was the domain of barbers and blacksmiths.

    萃取是理髮師和鐵匠的領域。

  • Essentially, anyone with access to sharp tools or heavy pliers.

    基本上,任何人都可以使用鋒利的工具或重型鉗子。

  • As 19th Century dentists like Horace Wells and William Morton

    作為19世紀的牙醫,如Horace Wells和William Morton。

  • struggled to be considered professionals rather than tradesman,

    掙扎著被認為是專業人員而不是商人。

  • public demonstrations of painless tooth extractions became

    無痛拔牙的公眾示威成為了一種新的趨勢。

  • more and more commonplace.

    越來越普遍。

  • Some using nitrous oxide ended in a volunteer screaming in agony,

    有的使用一氧化二氮,結果志願者痛苦地尖叫。

  • but by 1846, dentistry had finally cracked anaesthesia.

    但到了1846年,牙科終於破解了麻醉。

  • People attempt to please their dentists by brushing their teeth,

    人們試圖通過刷牙來取悅牙醫。

  • a practice that has evolved from twigs and leaves, into a global

    的做法,已經從樹枝和樹葉,演變為全球的。

  • toothpaste industry worth billions.

    牙膏行業價值數十億。

  • Human teeth are now primarily used for biting off strips of sticky tape.

    人類的牙齒現在主要用於咬斷粘膠條。

  • But these highly mineralised rocks are also responsible for crushing,

    但這些高礦化度的岩石也是負責破碎的。

  • slicing and making manageable almost every meal or snack

    切片,幾乎每頓飯或每頓點心都能輕鬆搞定。

  • you'll ever enjoy.

    你將永遠享受。

  • But we also use them to reflect our mood to others,

    但我們也會用它們來向別人反映我們的心情。

  • be that a welcoming smile or an aggressive snarl.

    是歡迎的微笑還是咄咄逼人的咆哮。

  • Contemporary teeth can be adorned with jewelled grilles

    當代牙齒可以用珠寶格柵來裝飾

  • or filtered to perfection on Instagram,

    或在Instagram上完美過濾。

  • but to think of the all-white uniform smile as perfect

    但把全白的制服笑容當成完美的笑容

  • is a relatively recent obsession.

    是一個比較近的困擾。

  • Having a varied set of teeth is what allowed humans to survive

    擁有一副多樣的牙齒是人類得以生存的原因。

  • and flourish across the globe.

    並在全球範圍內蓬勃發展。

  • Our teeth have evolved to incorporate varying diets and environments,

    我們的牙齒在進化過程中融入了不同的飲食和環境。

  • frankly, we're lucky to have them.

    坦率地說,我們很幸運有他們。

  • Alligator teeth are considered particularly lucky.

    鱷魚牙被認為是特別幸運的。

  • But if you're seeking dental inspiration, look no further than...

    但如果你正在尋找牙科的靈感,不要錯過... ...

  • sharks.

    鯊魚。

  • Unlike us, sharks can afford to loose a few teeth as they're able

    不像我們,鯊魚能承受掉幾顆牙齒,因為它們能夠... ...

  • to regenerate and replace them almost continuously.

    幾乎連續不斷地進行再生和替換。

  • One great white shark can produce tens of thousands of teeth

    一條大白鯊能長出數萬顆牙齒來

  • in their lifetime, which makes our 52 seem relatively...

    在他們的一生中,這使得我們的52個似乎相對... ...

  • toothless.

    無牙。

An average adult human mouth contains 32 teeth.

一個普通的成年人口腔內有32顆牙齒。

字幕與單字
自動翻譯

影片操作 你可以在這邊進行「影片」的調整,以及「字幕」的顯示

B2 中高級 中文 牙齒 牙醫 鯊魚 幸運 笑容 嬰兒

關於牙齒的一些有趣和怪異的事實 - BBC Ideas (Some fun and freaky facts about teeth | BBC Ideas)

  • 24 0
    Summer 發佈於 2020 年 11 月 19 日
影片單字