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    acetic acid

    US /əˈsitɪk ˈæsɪd/

    ・

    UK /əˌsi:tɪk ˈæsɪd/

    B2 中高級
    n. (u.)不可數名詞醋酸
    Vinegar contains about 5% acetic acid.

    影片字幕

    全球最危險的5種化學物質！ (5 of the World's Most Dangerous Chemicals)

    10:45全球最危險的5種化學物質！ (5 of the World's Most Dangerous Chemicals)
    • A weak acid -- acetic acid, for example, which is just the undiluted form of vinegar -- will drag its feet about, protonating other molecules.

      當你吸入，它會立刻溶入血液，

    • A weak acid, acetic acid for example

      拿醋酸，一種弱酸，來當例子，它基本上只是醋的濃縮精華版。

    B2 中高級

    8個蘋果醋飲用NG行為，正悄悄毀了你的瘦身效果！專家Dr. Mandell揭祕！ (8 Apple Cider Vinegar Mistakes That Are RUINING Your Results! Dr. Mandell)

    04:058個蘋果醋飲用NG行為，正悄悄毀了你的瘦身效果！專家Dr. Mandell揭祕！ (8 Apple Cider Vinegar Mistakes That Are RUINING Your Results! Dr. Mandell)
    • And apple cider vinegar has acetic acid.

      蘋果醋中含有醋酸。

    • And apple cider vinegar has acetic acid, and it has a pH of 2 to 3.

      它的 pH 值為 2 到 3。

    B2 中高級

    控糖女神一天飲食菜單！親授血糖平衡祕訣：避開偽健康陷阱、正確進食順序：千萬別空腹吃糖、飯前一匙醋、飯後快走｜24 Hours With｜Vogue Taiwan (控糖女神一天飲食菜單！親授血糖平衡秘訣：避開偽健康陷阱、正確進食順序：千萬別空腹吃糖、飯前一匙醋、飯後快走｜24 Hours With｜Vogue Taiwan)

    13:38控糖女神一天飲食菜單！親授血糖平衡祕訣：避開偽健康陷阱、正確進食順序：千萬別空腹吃糖、飯前一匙醋、飯後快走｜24 Hours With｜Vogue Taiwan (控糖女神一天飲食菜單！親授血糖平衡秘訣：避開偽健康陷阱、正確進食順序：千萬別空腹吃糖、飯前一匙醋、飯後快走｜24 Hours With｜Vogue Taiwan)
    • Vinegar, and it can be any type of vinegar, contains a molecule called acetic acid.

      醋，可以是任何種類的醋，都含有一種叫做醋酸的分子。

    • And acetic acid reduces the glucose spike of carbs that you eat afterwards.

      醋酸還能降低吃完碳水化合物後的葡萄糖峰值。

    B2 中高級

    製作過程巧克力 (How It's Made: Chocolate)

    10:32製作過程巧克力 (How It's Made: Chocolate)
    • After that, the beans are stirred, which results in acetic acid fermentation.

      之後，對豆子進行攪拌，從而產生醋酸發酵。

    B2 中高級

    清理動脈的最佳晚餐 (The Best MEAL to Clear Out Your Arteries)

    12:46清理動脈的最佳晚餐 (The Best MEAL to Clear Out Your Arteries)
    • Then I would also add apple cider vinegar, but you can also use balsamic vinegar red, but the acetic acid in the vinegar has many properties to help lowering the risk of cardiovascular disease.

      然後，我還會加入蘋果醋，但你也可以使用紅醋，不過醋中的醋酸有很多特性，有助於降低心血管疾病的風險。

    B2 中高級

    你知道木頭其實可以「融化」嗎？！ (Can You Melt Wood?)

    06:02你知道木頭其實可以「融化」嗎？！ (Can You Melt Wood?)
    • So when you heat up wood, giant molecules like lignin and cellulose start to break into smaller molecules, including water, carbon dioxide, formic acid, acetic acid, methane, methanol, hydrogen gas, and several others.

      當你加熱木材時，木質素和纖維素等大分子開始分解成小分子，包括水、二氧化碳、甲酸、乙酸、甲烷、甲醇、氫氣等。

    B1 中級

    我們都誤會了？！原來蘋果醋的功效是這些！ (What Apple Cider Vinegar Really Does To Your Body)

    04:44我們都誤會了？！原來蘋果醋的功效是這些！ (What Apple Cider Vinegar Really Does To Your Body)
    • Yeast turns the sugars in apple juice into alcohol, and bacteria then turns that alcohol into acetic acid, the chemical linked to most of cider vinegar's alleged benefits.

      酵母菌將蘋果汁中的糖分轉化為酒精，細菌再把酒精變成乙酸，而這種化學物質則提供了大部分人所宣稱，蘋果醋能帶來的好處。

    • In fact, acetic acid is in all types of vinegar, from white wine to balsamic.

      其實，從白酒醋到巴斯米克醋等各類醋中都有乙酸。

    B2 中高級

    皮膚科醫師揭穿 8 個體味迷思！ | 破解迷思 | Science Insider (Dermatologists Debunk 8 Body-Odor Myths | Debunked | Science Insider)

    10:51皮膚科醫師揭穿 8 個體味迷思！ | 破解迷思 | Science Insider (Dermatologists Debunk 8 Body-Odor Myths | Debunked | Science Insider)
    • Alcohol produces acetic acid, which you can also smell.

      酒精會產生醋酸，你也可以聞到它的味道。

    B1 中級

    10 大超危險時尚潮流！ (10 Dangerous Fashion Trends)

    09:4310 大超危險時尚潮流！ (10 Dangerous Fashion Trends)
    • The pigment was made by mixing metallic lead with acetic acid, also known as vinegar, in the presence of carbon dioxide to make lead carbonate, a powdery white lead.

      這種顏料是將金屬鉛與醋酸（也稱為醋）在二氧化碳存在下混合製成碳酸鉛，一種粉狀的鉛白。

    • The pigment was made by mixing metallic lead with acetic acid -- also known as vinegar
    B2 中高級

    你的下一塊漢堡肉，可能來自微生物！🍔🦠 (Your Next Burger Could Be Made With Microbes)

    06:06你的下一塊漢堡肉，可能來自微生物！🍔🦠 (Your Next Burger Could Be Made With Microbes)
    • more; and acetic acid fermentation, which makes things like vinegars and kombucha.

      還有醋酸發酵，用來製作醋、康普茶等。

    B2 中高級