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    • A1 初級
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    • C2 高級

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    Chlorophyll

    US /ˈklɔ:rəfɪl/

    ・

    UK /ˈklɒrəfɪl/

    A1 初級
    n. (u.)不可數名詞葉綠素
    n. (u.)不可數名詞葉綠素分子
    The chlorophyll molecule contains a magnesium atom at its center.
    n. (u.)不可數名詞葉綠素補充劑
    Some people take chlorophyll supplements for their purported health benefits.

    影片字幕

    生物學:細胞結構 I 細胞核 (Nucleus Medical Media) (Biology: Cell Structure I Nucleus Medical Media)

    07:22生物學:細胞結構 I 細胞核 (Nucleus Medical Media) (Biology: Cell Structure I Nucleus Medical Media)
    • It's green because it has a green pigment called chlorophyll.

      在呼吸作用過程中,

    • chlorophyll.
    B2 中高級

    光合作用! (Photosynthesis)

    12:27光合作用! (Photosynthesis)
    • find is that there's not only one pigment, chlorophyll A that does photosynthesis. But

      水和二氧化碳。因此,一个植物是如果生长的?它基本上市从根部吸收水 通过叶子吸收二氧化碳。通过它的气孔。

    • separate into all of its different parts. And so this right here would be chlorophyll

      实际上,如果我把这个箭头的方向反过来, 就是细胞呼吸的过程。所以他们为自己制造食物。

    B1 中級

    老派又奇特:古菌、細菌與原生生物 - CrashCourse 生物學 #35 (Old & Odd: Archaea, Bacteria & Protists - CrashCourse Biology #35)

    12:17老派又奇特:古菌、細菌與原生生物 - CrashCourse 生物學 #35 (Old & Odd: Archaea, Bacteria & Protists - CrashCourse Biology #35)
    • All algae photosynthesize like plants, even though they're not plants, because they use different kinds of chlorophyll molecules.

      如同古菌一樣,細菌並不進行有性生殖

    • Red algae is able to live at greater depths and has an extra pigment in it called phycoerythrin, which gives its chlorophyll a boost in deeper waters.

      科學家們使用的方法稱為革蘭氏染色

    B2 中高級

    頂尖1%考生才知道的祕密!(4大關鍵策略) (What Top 1% of Test-Takers Know That You Don't (4 Key Tactics))

    09:42頂尖1%考生才知道的祕密!(4大關鍵策略) (What Top 1% of Test-Takers Know That You Don't (4 Key Tactics))
    • Red light is absorbed more efficiently by chlorophyll than green light.

      與綠光相比,葉綠素吸收紅光的效率更高。

    • Red light is absorbed more efficiently by chlorophyll than green light.

      是以,可以排除 A。

    B1 中級

    莉莉·柯林斯談痘痘對心理健康的影響 | 睡前哈拉 | Harper's BAZAAR (Lili Reinhart on the Impact of Acne on Mental Health | Go To Bed With Me | Harper's BAZAAR)

    08:27莉莉·柯林斯談痘痘對心理健康的影響 | 睡前哈拉 | Harper's BAZAAR (Lili Reinhart on the Impact of Acne on Mental Health | Go To Bed With Me | Harper's BAZAAR)
    • It has chlorophyll in it, which is what makes it green in that, so it's not artificially colored.

      它含有葉綠素,是葉綠素讓它變成綠色,所以它不是人工染色的。

    • It has chlorophyll in it, which is what makes it green, and that so it's not artificially colored.

      它含有葉綠素,是葉綠素讓它變成綠色,所以它不是人工染色的。

    B1 中級

    葉子的構造 | 植物 | 生物學 | FuseSchool (Structure Of The Leaf | Plant | Biology | The FuseSchool)

    03:43葉子的構造 | 植物 | 生物學 | FuseSchool (Structure Of The Leaf | Plant | Biology | The FuseSchool)
    • These cells are called palisade mesophyll, and they're packed full of chlorophyll, the green chemical that plants use to absorb light.

      這些細胞被稱為葉綠體間質,它們充滿了葉綠素,葉綠素是植物用來吸收光線的綠色化學物質。

    • and they're packed full of chlorophyll, the green chemical that plants use to absorb light.

      這就是為什麼葉子的上半部分比下半部分顏色更深的原因。

    B2 中高級

    NASA 重返月球計畫遇阻!2026年2月23日 (NASA's return to the moon hits a setback | February 23, 2026)

    10:00NASA 重返月球計畫遇阻!2026年2月23日 (NASA's return to the moon hits a setback | February 23, 2026)
    • The researchers started looking at sea turtle feeding grounds for answers and found a declining trend of chlorophyll in plants and algae over many years.

      研究人員開始尋找海龜覓食地來尋找答案,發現多年來植物和藻類的葉綠素呈現下降趨勢。

    • The researchers started looking at sea turtle feeding grounds for answers and found a declining trend of chlorophyll in plants and algae over many years.

      研究人員開始尋找海龜覓食地來尋找答案,發現多年來植物和藻類的葉綠素呈現下降趨勢。

    B1 中級

    抹茶對你有益嗎?綠茶 vs 抹茶大對決!🍵 (Is Matcha Good For You? Green Tea vs Matcha Showdown!)

    06:00抹茶對你有益嗎?綠茶 vs 抹茶大對決!🍵 (Is Matcha Good For You? Green Tea vs Matcha Showdown!)
    • Matcha is shade-grown, which boosts chlorophyll and amino acids like L-theanine.

      抹茶是遮光養殖的,這會提升葉綠素和胺基酸(如 L-茶胺酸)的含量。

    • Now, matcha is shade-grown, which boosts chlorophyll and amino acids like L-theanine.

      抹茶是遮光養殖的,這會提升葉綠素和胺基酸(如 L-茶胺酸)的含量。

    B1 中級

    秋天來了,綠葉也開始變色了!來看看這是為什麼吧!(Why Do Leaves Change Colors in the Fall?)

    03:22秋天來了,綠葉也開始變色了!來看看這是為什麼吧!(Why Do Leaves Change Colors in the Fall?)
    • Leaves on most plants and trees are green because of a colorful chemical inside them called chlorophyll.

      多數植物和樹木上的葉片之所以是綠色的是因為它們內部稱為葉綠素的多彩化學元素。

    • Chlorophyll is bright green, but it does more than just look pretty.

      葉綠素是亮綠色的,但它可不只是好看而已。

    A2 初級

    【科學知識】你知道為什麼秋天葉子會變色嗎? Why Do Autumn Leaves Change Color? (Why Do Autumn Leaves Change Color? - Instant Egghead #51)

    02:30【科學知識】你知道為什麼秋天葉子會變色嗎? Why Do Autumn Leaves Change Color? (Why Do Autumn Leaves Change Color? - Instant Egghead #51)
    • Most leaves contain chlorophyll, a green pigment that starts the process of photosynthesis.

      待會我就會解釋但是較短的日照才是葉子變色的原因 大多數葉子都含有葉綠素

    • Chlorophyll helps convert sunlight, carbon dioxide and water into sugars that travel to the branches and the roots, feeding the tree.

      它是一種綠色的色素

    B1 中級