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英语单词

caffeine是什么意思

caffeine

英[ˈkæfi:n] 美[kæˈfin,ˈkæfˌin,ˈkæfiɪn]
  • n.[药]咖啡因;咖啡碱;茶精(兴奋剂)
  • 网络解释.咖啡因;咖啡碱;咖啡馆的下午;咖啡馆的最新电影下午




双语例句


1 . As little as 50mg of caffeine can produce pharmacological effects.
仅仅50毫克的咖啡因就能产生药理效果。

来自柯林斯例句

2 . The caffeine in coffee can jangle the nerves.
咖啡中的咖啡因会使神经紧张。

来自柯林斯例句

3 . Caffeine can cause palpitations and headaches.
咖啡因会引起心悸和头痛。

来自柯林斯例句

4 . As a rule of thumb, a cup of filter coffee contains about 80mg of caffeine .
凭经验估计,一杯过滤咖啡约含80毫克咖啡因。

来自柯林斯例句

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考试词汇

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分类词汇

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频率词汇

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单词首字母

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