caffeine
US /kæˈfin, ˈkæfˌin, ˈkæfiɪn/
・UK /ˈkæfi:n/
B2 中高級英檢高級
n. (u.)不可數名詞咖啡因
Almost everyone I know drinks something with caffeine in the morning to get the day started
n. (u.)不可數名詞咖啡因含量
This brand of coffee has a high caffeine content.
n. (u.)不可數名詞咖啡因（添加劑）
Some people are sensitive to caffeine as an additive in food.
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6種讓你馬上排便的健康飲品！ (6 Healthy Drinks That Make You Poop Immediately)
- The caffeine found in coffee stimulates the muscles in the digestive system and promotes bowel movements.
它富含維生素 C 和抗氧化劑，可支持免疫系統的整體功能。
- The caffeine found in coffee stimulates the muscles in the digestive system and promotes bowel movements.
它富含維生素 C 和抗氧化劑，可支持免疫系統的整體功能。
無手無腳也能活出精彩人生！激勵人心的尼克·胡哲｜60 Minutes Australia (Inspiring man born without arms or legs - Nick Vujicic | 60 Minutes Australia)
- So if it's sugar, caffeine or alcohol, you know, it hits me twice as hard.
是以，如果是糖、咖啡因或酒精，對我的打擊就會加倍。
- So if it's sugar, caffeine, or alcohol, you know, it hits me twice as hard.
每隔一段時間，我都會這樣做。
這會致命？這些東西都有可能讓你有生命危險 (This Much Will Kill You)
- But did you know that 70 cups of coffee contains enough caffeine to kill a 70-kilogram person?
不過你知道 70 杯咖啡所含的咖啡因量足以殺死一個 70 公斤的成人嗎？
- This amount of caffeine can trigger heart palpitations or even cardiac arrest.
這個量的咖啡因可能引起心悸，甚至是心搏停止。
嚴重會導致敗血症？！貓咪咬人其實很危險！(Why Cat Bites Are Actually So Dangerous | RTC 35)
- There is a condition called caffeine withdrawal headache,
但我認為這將是一個很酷的實驗，你可以看看
- and it usually comes on pretty quickly when your body gets used to essentially developing a tolerance or a dependence on caffeine, where if you don't have caffeine over a period of 36, 48 hours, the blood vessels in your brain are thought to swell a little bit because of the lack of caffeine.
我們如何才能移植真正的毛囊
咖啡因!! - 咬一口科學！ (Caffeine!! - Bite Sci-zed !)
- Caffeine a legal stimulant that most of us are pretty familiar with, many of us use every day,
咖啡因一種合法的興奮劑，我們大多數人都很熟悉，我們很多人每天都在使用。
- Caffeine: a legal stimulant that most of us are pretty familiar with, many of us use every day,
咖啡因一種合法的興奮劑，我們大多數人都很熟悉，我們很多人每天都在使用。
達珂塔強生超寧靜的荷李活豪宅揭密！｜Open Door｜Architectural Digest (Inside Dakota Johnson's Serene Hollywood Home | Open Door | Architectural Digest)
- They're just for sitting in this cabinet. My company is called Tea Time Pictures, so tea is a big deal for me. But also, caffeine is a big deal for me, which I need some of it now.
它們只是用來放在這個櫃子裡的。我的公司叫 Tea Time Pictures，所以茶對我來說很重要。不過，咖啡因對我來說也很重要，我現在需要一些。
- But also, caffeine is a big deal for me, which I need some of it now.