guard against

US /ɡɑrd əˈɡenst/

UK /ɡɑ:d əˈɡenst/

B1 中級
v.t./i.動詞 (及物/不及物)預防;防範
We need to guard against making the same mistakes again.
phr. v.片語動詞提防
You should guard against pickpockets when traveling in crowded areas.

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