Footer

    Download on the App StoreGet it on Google Play

    關於

    • 認識 VoiceTube
    • 學習服務介紹
    • 加入我們
    • 常見問題
    • 熱門搜尋主題
    • 企業英文培訓
    • 社群推廣分潤計畫

    服務總覽

    • 口說挑戰
    • 單字單句本
    • Hero 智能學習
    • Tutor 真人家教
    • Vclass 名師課程
    • Campus 教育版
    • 字典查詢
    • 匯入影片並生成字幕
    • 部落格

    精選頻道

    影片分級

    • A1 初級
    • A2 初級
    • B1 中級
    • B2 中高級
    • C1 高級
    • C2 高級
    隱私權˙條款˙
    ©2026 VoiceTube Corporation. All rights reserved

    lactic acid

    US /ˈlæktɪk ˈæsɪd/

    ・

    UK /ˌlæktɪk ˈæsɪd/

    A1 初級
    n. (u.)不可數名詞乳酸
    Lactic acid is produced in muscles during intense exercise.
    n. (u.)不可數名詞乳酸
    Lactic acid is used as a food preservative and flavoring agent.

    影片字幕

    為什麼抽菸會顯老、雪是白色的？替你解惑四個你一定好奇過的小知識！(Why Smoking makes People look Old?)

    04:45為什麼抽菸會顯老、雪是白色的？替你解惑四個你一定好奇過的小知識！(Why Smoking makes People look Old?)
    • And a waste product called lactic acid.

      還有乳酸廢棄物。

    • Now, one of the most prominent reasons for the muscle cramps is the accumulation of this lactic acid.

      肌肉抽筋最主要的原因之一就是乳酸的累積。

    C1 高級

    這8種超獨特生物 裡面藏著什麼驚喜？ (What's Inside These 8 Unique Creatures?)

    29:40這8種超獨特生物 裡面藏著什麼驚喜？ (What's Inside These 8 Unique Creatures?)
    • And the byproduct of that is lactic acid.

      其副產品就是乳酸。

    • It can absorb the lactic acid as well as release a bicarbonate to neutralize that acid.

      它可以吸收乳酸，並釋放出碳酸氫鹽來中和乳酸。

    B2 中高級

    Shashank Sinha 醫師｜2025 年心因性休克的評估與管理 (Shashank Sinha, M.D. | Evaluation and Management of Cardiogenic Shock in 2025)

    49:39Shashank Sinha 醫師｜2025 年心因性休克的評估與管理 (Shashank Sinha, M.D. | Evaluation and Management of Cardiogenic Shock in 2025)
    • Lactic acid is 3 and has elevated transaminases.

      對於在場的學員，這是她就診時的心電圖。

    • Lactic acid is 3 and has elevated transaminases.

      乳酸為 3，且轉胺酶升高。

    B2 中高級

    他們如何拯救瑞士起司的孔洞！ (How they saved the holes in Swiss cheese)

    06:02他們如何拯救瑞士起司的孔洞！ (How they saved the holes in Swiss cheese)
    • And about 1 to 5 billion cells, lactic acid bacteria per milliliter.

      大約每毫升有 10 億到 50 億個乳酸菌細胞。

    • It's skim milk and about 1 to 5 billion cells, lactic acid bacteria per millilitre.

      大約每毫升有 10 億到 50 億個乳酸菌細胞。

    B1 中級

    3 種有氧運動不會讓你的肌肉消失！(3 cardio workouts that don’t kill your calisthenics gains)

    09:053 種有氧運動不會讓你的肌肉消失！(3 cardio workouts that don’t kill your calisthenics gains)
    • It flushes out lactic acid so you feel less sore after training.

      另一項獎勵？

    • It flushes out lactic acid so you feel less sore after training.

      它能排出乳酸，讓你在訓練後感覺不那麼痠痛。

    B1 中級

    龜殼裡有什麼？ (What’s Inside A Turtle Shell?)

    03:38龜殼裡有什麼？ (What’s Inside A Turtle Shell?)
    • And the byproduct of that is lactic acid.

      而這副產物就是乳酸。

    • And the byproduct of that is lactic acid.

      理論上，這種酸在烏龜的身體內累積會殺死它。

    B2 中高級

    為什麼日本人都這麼健康？！🇯🇵 (Why are people so Healthy in Japan?)

    10:46為什麼日本人都這麼健康？！🇯🇵 (Why are people so Healthy in Japan?)
    • Eliya Michnikov, winner of the 1908 Nobel Prize in Medicine, was the first to propose the theory that lactic acid bacteria are beneficial to human health.

      雖然日本和美國攝取相同穀麥和米飯的量

    • the theory that lactic acid bacteria are beneficial to human health.

      乳酸對人類健康是有益的理論

    B2 中高級

    如果出現這 7 個令人意外的跡象，表示你吃太多糖啦！ (7 Signs You're Eating Too Much Sugar)

    06:37如果出現這 7 個令人意外的跡象，表示你吃太多糖啦！ (7 Signs You're Eating Too Much Sugar)
    • So now you get this nervous energy or this lactic acid buildup.

      是以，你現在會產生緊張能量或乳酸堆積。

    • So now you get this nervous energy or this lactic acid buildup.
    B2 中高級

    HOW TO GET RID OF FINE LINES ON FACE | SKIN CARE FOR FINE LINES FACE | REDUCE FINE LINES UNDER EYES（HOW TO GET RID OF FINE LINES ON FACE | SKIN CARE FOR FINE LINES FACE | REDUCE FINE LINES UNDER EYES）

    03:05HOW TO GET RID OF FINE LINES ON FACE | SKIN CARE FOR FINE LINES FACE | REDUCE FINE LINES UNDER EYES（HOW TO GET RID OF FINE LINES ON FACE | SKIN CARE FOR FINE LINES FACE | REDUCE FINE LINES UNDER EYES）
    • It contains lactic acid, which dissolve dead skin cells and rejuvenate our skin.

      它含有乳酸，可以溶解死皮細胞並使我們的皮膚恢復活力。

    • It contains lactic acid which dissolves dead skin cells and rejuvenate our skin, so its presence helps to get rid of fine lines and wrinkles naturally.

      它含有乳酸，可以溶解死皮細胞並使我們的皮膚恢復活力。

    B2 中高級

    吃這道「神級美食」！ 清潔血管、預防心血管疾病的最佳選擇！ (The Best MEAL to Clear Out Your Arteries)

    12:46吃這道「神級美食」！ 清潔血管、預防心血管疾病的最佳選擇！ (The Best MEAL to Clear Out Your Arteries)
    • It also is one of the most microbial dense foods that you can eat, giving you a strong probiotic effect with high levels of lactic acid bacteria.

      它也是微生物密度最高的食物之一，含有大量乳酸菌，具有很強的益生菌效果。

    • Now, let me just kind of discuss lactic acid bacteria.

      現在，讓我來談談乳酸菌。

    B2 中高級