例句：

　　I'm trying to keep off fatty foods.

　　我盡量不吃高脂肪食物。

　　They lit a fire to keep off wild animals.

　　他們點(diǎn)燃篝火防止野獸靠近。

　　It's best to keep off politics when my father's around.

　　我父親在場(chǎng)時(shí)最好不要談?wù)撜�治�?/p>