be careful

US

UK

A1 初級
interj.感嘆詞小心
Be careful! The road is icy.
v.t./i.動詞 (及物/不及物)謹慎
Be careful how you handle that vase; it's very fragile.
v.t./i.動詞 (及物/不及物)小心
Be careful what you say; someone might be listening.

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