active ingredient
US /ˈæktɪv ɪnˈɡridiənt/
・UK /ˈæktiv inˈɡri:djənt/
B1 中級
n.名詞活性成分
The active ingredient in this medication is paracetamol.
n.名詞活性成分
Vitamin C is an active ingredient often found in skincare products.
n.名詞活性成分
The active ingredient in bleach is sodium hypochlorite.
影片字幕
為什麼我們會感到疼痛，以及如何擺脫它！ (Why We Have Pain, & How We Kill It)
- Morphine is the active ingredient in opium,
它們有點像三寸不爛之舌一樣對你精神喊話，無論是作為醫療或娛樂用途
- Morphine is the active ingredient in Opium, and it was first extracted in its purest form
嗎啡是鴉片中的活性成分，首度於19世紀早期從生鴉片(未加工鴉片)中提煉而出
咖啡竟能保護你的大腦！風靡全球的「頭號毒品」背後科學大揭祕！ (Coffee PROTECTS Your Brain! Science Behind The World's Most POPULAR Drug)
- The primary active ingredient in coffee is caffeine (or methyltheobromine) - a stimulant
咖啡裡的主要活性成分是咖啡因 ( 或甲基可可生僉) - 一種興奮劑
- The primary active ingredient in coffee is caffeine, or methyltheobromine, a stimulant naturally produced by plants like cocoa beans, tea leaves, and
從植物中自然生成，像是可可豆、茶樹，最常見的是咖啡豆。
藥師來了！關於「藥品・醫藥品」你有任何問題嗎？| Tech Support | WIRED Japan (薬剤師だけど「薬・医薬品」について質問ある？| Tech Support | WIRED Japan)
- So some of the time what we do in order to make the medication last longer is that we use a precursor to that substrate, which allows for the main medication or the active ingredient to get metabolized after first pass metabolism and become the active medication.
是以，在某些情況下，為了延長藥物的療效，我們會使用底物的前體，使主要藥物或有效成分在經過第一次代謝後被代謝掉，成為有效藥物。
- So some of the time what we do in order to make the medication last longer is that we use a precursor to that substrate, which allows for the main medication or the active ingredient to get metabolized after first-pass metabolism and become the active medication.
有藥片，有膠囊，還有各種不同類型的塗層，可以覆蓋在藥片上，使其在遇到胃酸後溶解或代謝得更慢。
三大理由羧酸應該保持非法！ (3 Arguments Why Marijuana Should Stay Illegal Reviewed)
- The main active ingredient of marijuana is THC,
在過去數十年間，大麻被改造成效果更強的物質
- The main active ingredient of marijuana is THC,
並同時提高 THC 的含量
泰諾止痛的原理，竟然沒人知道？！🤯 (Nobody Knows How Tylenol Works)
- Nobody knows exactly how acetaminophen, a.k.a. paracetamol, a.k.a. the active ingredient in Tylenol, works.
當然，這種藥物，截至 2016 年，有 79% 的美國人口定期使用，它不只是一道沒人懂的魔法光束，對吧？
- Nobody knows exactly how acetaminophen, AKA paracetamol, AKA the active ingredient in Tylenol, works.
沒人確切知道對乙酰氨基酚，也就是撲熱息痛，也就是 Tylenol 的活性成分，到底是如何作用的。
川普紐約高爾夫俱樂部爆出多項健康違規！ (Trump’s New York Golf Club Receives Multiple Health Violations)
- And finally, a male enhancement supplement called Rhino Choco VIP 10X has been recalled because it contains the active ingredient found in the erectile dysfunction drug Cialis.
2026 年駱駝選美節上個月在阿曼舉行，
- And finally, a male enhancement supplement called Rhinochoco VIP10X has been recalled because it contains the active ingredient found in the erectile dysfunction drug Cialis.
最後，一款叫做 Rhinochoco VIP10X 的男性增強補充品因為含有勃起功能障礙藥物 Cialis 的活性成分而被召回。
大麻是什麼？大麻真相與影響！ (What is Cannabis? Marijuana Facts and Effects)
- When you smoke marijuana, THC, the active ingredient in marijuana, enters the lungs and travels through the bloodstream to the brain.
- addicted to it are just as high as your chances of becoming addicted to alcohol. When you smoke marijuana, THC, the active ingredient in marijuana enters the lungs and travel through the bloodstream to the brain.
但大麻就跟酒精一樣非常容易上癮。當吸食大麻，其主成分THC(四氫大麻酚)便進入肺部，並隨著血液流向大腦
