小心

小心不要弄醒了正在睡覺的嬰兒。

Take care not to awake the sleeping baby.

你沒鎖好門，真不小心呢。

It was careless of you to leave the door unlocked.

你應該小心選擇朋友。

You should be careful in your choice of friends.

雖然他很小心，但還是犯了個想不到的錯誤。

Careful as he was, he made an unexpected mistake.

穿那么薄，小心感冒。

穿那麼薄，小心感冒。

You'll catch cold in such thin clothing.