on the prowl

例句：

1. The soldiers went on the prowl hoping to meet some girls.
   這些大兵逛來逛去，希望碰上花姑娘。
2. The cat is on the prowl for mice.
   貓在四處尋找耗子。
3. There was a fox on the prowl near the chicken coop.
   有隻狐狸在雞舍附近踅來踅去。
4. He saw a hungry wolf on the prowl with his telescope.
   他通過望遠鏡看到了一頭四處覓食的餓狼。