wary

谨慎的；机警的；惟恐的；考虑周到的英释中释adjsomeone who is wary is careful because they think something might be dangerous or harmful

1 wary of,adj. 小心翼翼的；警觉的；谨防的

1 Keep a wary eye on the weather before you set sail..出航前要密切注意天气。

2 She had a wary expression on her face..她脸上带着小心谨慎的表情。