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caffein的英文翻譯是什么意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
a bitter alkaloid found in coffee and tea that is responsible for their stimulating effects
caffein的用法和樣例：
例句
用作名詞 (n.)
- They suggested better labeling with the amount of caffein caffeine and other ingredients clearly listed on the drink.
他們建議在飲料上更好的標注咖啡因含量和其他成分。
