每日口說挑戰眼睛有蟲在飄？！那些黑影到底是如何形成的！（What are those floaty things in your eye? - Michael Mauser）

Intro:
Hello guys. Your host, Tera, is here for VoiceTube’s Pronunciation Challenge. Today we’re going to talk about…floaters. It is inevitable for people to feel uneasy or even worried when their eyes see a black spot or a floating object. But have you ever been wondering what those tiny little swimming or floaty things existing in front of your field of vision are? Check out the video to learn more about the causes of eye floaters. And now, let’s move on to the sentence of the day. After completing our daily mission, I’ll get back to tell you the thoughts one of my friends had when she first noticed there were specks drifting about when she shifted her glance, which I found quite interesting.

Featured sentence: This has an effect similar to replacing a large diffuse light fixture with a single overhead light bulb, which also makes the shadow appear clearer.

Tips:
1. similar: three syllables with the stress on the first one. "si" is /sɪ/. The vowel of "mi" is reduced, so it becomes /mə/, and "lar" is /lɚ/. Altogether, "si-mi-lar".
2. diffuse: two syllables with the stress on the second one. "di" is /dɪ/, and "fuse" is /fjuz/. Notice that the "s" here has a /z/ sound. Put them together, "di-ffuse".
3. fixture: two syllables with the stress on the first one. This word seems hard but you’ll find it easy when you separate it into two parts, "fix" and "ture". Remember to put the stress on the first syllable, and you’ll get "fixture".
4. overhead: overhead is a compound, so the stress should be put on the first syllable. Again, "over-head".

Vocab:
1. effect (n.) KK [ɪˋfɛkt] IPA /əˈfekt/
def: the result of a particular influence
影響；效應
The side effects the medicine brought made me dizzy.
藥物帶來的副作用讓我頭暈目眩。

2. diffuse (adj./v.) KK [dɪˋfjuz] IPA /dɪˈfjuːz/
def: spread out and not directed in one place
def: to (cause something to) spread in many directions
(光線)漫射；擴散
四散；傳播；滲出
They buy a small bottle of essential oil to diffuse the fragrance throughout the whole space.
他們買了一小瓶精油來讓香氣擴散至整個空間。

3. fixture (n.) KK [ˋfɪkstʃɚ] IPA /ˈfɪks.tʃɚ/
def: a permanently fixed piece of furniture in a house, such as a bath, that would not be taken by someone when moving to a new home
固定裝置；配件；設備
She removes all the fixtures because she is planning to have her kitchen overhauled.
她將所有設備移除因為她計畫重新整修廚房。

Outro:
Well, I did not pay attention to floaters until one day I saw a TV program featuring them. But my friend, Paige, was quite the opposite. I remember she once told me that when she was little, she used to think that she got talents, like some kind of superpower, in seeing little bugs in the air. She was a big fan of Harry Potter, so she excitedly told her parents this "secret". And, of course, Paige’s parents told her that superpowers didn’t exist in the world. It was not until she, later on, went on the Internet and understood what was going on did she know that floaters were actually just a common phenomenon. Pretty interesting, huh? Alright, that’s very much for today’s episode! Make sure you get your recordings in before leaving! And, if you also have something interesting about floaters and would like to share it with me, you’re very welcome to leave a comment down below. Otherwise, this is Tera, and I wish you a good day.

☺This has an effect similar to replacing a large diffuse light fixture with a single overhead light bulb, which also makes the shadow appear clearer.
這種效果跟用單一頂燈泡替換大型擴散光燈具類似，會使得陰影顯得更清晰。
【心得】我有很多隻飛蚊，消不掉只能定期檢查追蹤> <
■diffuse [dɪˋfjuz](vi.&vt.)(使)擴散、傳播、散佈；(使)普及；(使氣體或液體)彌漫、擴散、滲透
(adj.)擴散的、瀰漫的；含混不清、費解的
■fixture [ˋfɪkstʃɚ] (n.C)固定裝置；配件；設備；長期固定於某項工作(或某種活動)的人；{英式用法}(定時舉辦的)體育活動、體育賽事

This has an effect similar to replacing a large diffuse light fixture with a single overhead light bulb, which also makes the shadow appear clearer.

The brighter the light is, the more your pupil contracts. This has an effect similar to replacing a large diffuse light fixture(指燈具) with a single overhead light bulb, which also makes the shadow appear clearer. 光線越強，你的瞳孔會縮得更小。這種效果與用 單一頂燈泡 替換 大型擴散光燈具 類似，會使得陰影顯得更清晰。
◆ replace A with B : 以B取代A
They have replaced slave labor with machines. 他們用機器取代了奴隸的勞動。

✿ diffuse [dɪˋfjus] (adj.)擴散的,彌漫的,分散的;含混的,費解的,晦澀的
✿ diffuse [dɪˋfjuz]
(vt.) 使(熱,氣味等)四散,擴散(氣體等),使滲出,滲透;傳播,散布,普及;使(光線)漫射,使擴散
(vi.)四散,擴散,滲出;傳播,散布;[物]漫射,擴散

◆ overhead [ˋovɚˋhɛd]
(adj.)在頭頂上的,在上頭的,高架的;(網球等)頭上的,高手的;企業日常開支的,營運費用的
(adv.)在頭頂上,在上頭,高高地
(n.)經常費用;天花板,(船艙)頂板;幻燈片,投影片(= overhead transparency)
◆ bulb [bʌlb]
(n.)電燈泡,電子管;[植]球莖,鱗莖,鱗莖植物;球狀物,溫度計的球部
(vi.)生球莖;膨脹成球狀
◆ effect [ɪˋfɛkt]
(n.)結果,效果,效力,作用,影響;要旨,意義;(法律的)效力,產生效力;(色彩,聲音等產生的)印象,效果;財產,動產
(vt.)造成,產生,招致;實現,達到(目的)
◆ fixture [ˋfɪkstʃɚ] (n.)(房屋等的)固定裝置,配件,設備;長期固定於某項工作(或某種活動)的人;[英](確定了日期的)競賽大會(或社會活動)

Intro: Hello guys. Your host, Tera, is here for VoiceTube’s Pronunciation Challenge. Today we’re going to talk about…floaters(因為飛蚊症眼睛看到的不存在的浮游物). It is inevitable([ɪnˋɛvətəb!]不可避免的) for people to feel uneasy(心神不寧的) or even worried when their eyes see a black spot or a floating(漂浮的) object(物體). But have you ever been wondering what those tiny little swimming or floaty(可浮起的) things existing(存在) in front of your *field of vision(視野) are? Check out the video to learn more about the causes of eye floaters. And now, let’s move on to the sentence of the day. After completing our daily mission, I’ll get back to tell you the thoughts(想法) one of my friends had when she first noticed there were specks([spɛk]微粒) *drifting about(到處漂流) when she *shifted her glance(轉移視線), which I found quite interesting.

Thank you, Tera. Have a good day, everyone.
.................

This has an effect similar to replacing a large diffuse light fixture with a single overhead light bulb, which also makes the shadow appear clearer.
這種效果跟用單一頂燈泡替換大型擴散光燈具類似，會使得陰影顯得更清晰。

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7/10-1