on the watch for

英 [ɒn ðə wɒtʃ fɔː] 美 [ɑːn ðə wɑːtʃ fɔːr]

• 密切注意着； 提防着

on the watch for的用法和样例：

例句

1. I was walking around, keeping an eye out for him.
   我四处走动，注意着他。
2. The nurse watched to see what would happen.
   护士注意着会发生什么情况。
3. Cowboys should be on guard against the attacks from wild animals.
   牛仔必须提防着野兽的袭击。
4. Wayne is constantly up to something and Wes and Rio you have to watch out for as well.
   韦恩经常想捉弄别人，里奥和维斯你也得提防着点。