on the lookout

• 了望着,注视着,警惕者

on the lookout的用法和样例：

例句

1. The little boy was on the lookout for his father.
   小男孩注视着他爸爸。
2. He pored on the girl's lovely and large brown eyes.
   他注视着这位姑娘那妩媚的棕色大眼睛。

词汇搭配

• place someone on the lookout for 使某人(对…)保持警...
• place someone on the lookout 使某人(对…)保持警...
• put someone on the lookout for 使某人(对…)保持警...
• put someone on the lookout 使某人(对…)保持警...