on the lookout的用法和樣例：
例句
- The little boy was on the lookout for his father.
小男孩注視著他爸爸。 - He pored on the girl's lovely and large brown eyes.
他注視著這位姑娘那嫵媚的棕色大眼睛。
辭彙搭配
- place someone on the lookout for 使某人(對…)保持警...
- place someone on the lookout 使某人(對…)保持警...
- put someone on the lookout for 使某人(對…)保持警...
- put someone on the lookout 使某人(對…)保持警...
