lookouts
A lookout is a place from which you can see clearly in all directions.
Troops tried to set up a lookout post inside a refugee camp.
军队试图在难民营里设一个瞭望台。
A lookout is someone who is watching for danger in order to warn other people about it.
One of them, Bayer's girlfriend, helped plan the botched burglary and acted as a lookout.
其中一个是拜尔的女朋友,她帮助策划了这次拙劣的入室盗窃并充当了望风者。
keep a lookout
If someone keeps a lookout they look around all the time in order to make sure there is no danger.
He denied that he'd failed to keep a proper lookout that night.
他否认那天晚上没有好好警戒。