on the qui vive

on the qui vive

警戒着
时时提防着

例句与用法：

The soldiers went on the prowl hoping to meet some girls.

这些大兵逛来逛去，希望碰上花姑娘。

The cat is on the prowl for mice.

猫在四处寻找耗子。

There was a fox on the prowl near the chicken coop.

有只狐狸在鸡舍附近踅来踅去。

He saw a hungry wolf on the prowl with his telescope.

他通过望远镜看到了一头四处觅食的饿狼。