be careful是什么意思 be careful怎么读
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英 [bi: 'keəfl]
英 [bi: 'keəfl]
美 [bi: 'keəfl]
美 [bi: 'keəfl]
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当心, 注意
be careful的用法和样例
- Be careful about what you say.
对你所说的话要小心。 - You should be careful when making a promise.
你应当谨慎做出承诺。 - Be careful!
一定要小心！ - Be careful crossing the road.
过马路要当心。 - Be careful of that viper; he is dangerous.
小心那个阴险的人，他很危险。 - Be careful of that chair; it's a bit rocky.
当心，那椅子有些不稳。 - Be careful when you cross the road.
过马路时要当心。 - Be careful not to lose too much liquid by evaporation.
小心，不要因为蒸发作用而失掉过多的水份。
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