be wary of

• 当心(提防)

be wary of的用法和样例：

例句

1. She was wary of strangers.
   她对陌生人很警惕。
2. I would advise you to be wary of Kevin; he's been gunning for you since you stole his girlfriend.
   我想劝告你提防克文，自从你抢走了他的女朋友以来，他一直在寻找机会报复你。