留心英文

be careful; take care是留心的意思

相关短语：

例句：

留心观察 [网络] be on the lookout for; Mindful Observation; [例句]科学家留心观察每一事务，进行各种比较，以便得出正确的结论。The scientist observed everything attentively and made comparisons so as to draw a correct conclusion.

pay attention to 注意，留心

be carefultake carepay attention to，亦可，另有注意、倾听、重视、关心之意