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"caffeine" in Chinese (Simplified)

咖啡因

Definition

一种天然物质,存在于咖啡、茶、巧克力和一些汽水中,可以让你感觉更清醒、更有精神。

Usage Notes (Chinese (Simplified))

经常用于医学、营养以及日常场合。一般为不可数名词。常见表达有“高咖啡因”“无咖啡因”“咖啡因含量”。多与精力、警觉性或睡眠相关。

Examples

Coffee contains a lot of caffeine.

咖啡含有大量**咖啡因**。

Some people are sensitive to caffeine.

有些人对**咖啡因**很敏感。

Tea also has caffeine in it.

茶里也含有**咖啡因**。

I usually avoid caffeine after 3 p.m. so I can sleep better.

我通常下午三点后不摄入**咖啡因**,这样睡觉会更好。

Do you know how much caffeine is in a can of soda?

你知道一罐汽水有多少**咖啡因**吗?

Sometimes I need a little caffeine boost to get through a busy morning.

有时候早晨很忙,我需要一点**咖啡因**提神。