keep someone busy

• 使某人有事做；不让某人空闲

keep someone busy的用法和样例：

例句

1. Someone is likely to be upset if you are fickle or lack dedication and loyalty.
   你的变幻无常或者缺乏奉献和忠诚会让某人很失望。
2. Tease someone by trying to make him believe something that's exaggerated or untrue.
   让某人相信他说的大话为了戏弄某某人。