wary

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柯林斯词典

wary /ˈwɛərɪ/ (warier,wariest)

1. ADJ If you are wary of something or someone, you are cautious because you do not know much about them and you believe they may be dangerous or cause problems. 小心的; 提防的
People did not teach their children to be wary of strangers. 人们以前没教过自己的孩子们要提防陌生人。
2. warilyADV 小心地; 谨慎地
She studied me warily, as if I might turn violent. 她警惕地盯着我，好像我会变得很粗暴似的。

剑桥词典

All authors need to be wary of inadvertent copying of other people's ideas .
The legal system is full of snares for those who are not wary.
Tourists should be wary, as pickpockets are known to operate in this area .
Buyers should be wary of hidden costs when purchasing their holiday .
The teacher was wary of giving his pupils too much information at once .