ph.

1. Her smile fell away.
她的笑容消失了。

2. His supporters began to fall away from him.
他的支持者开始疏远他了。

1. 背离：at ease不拘束 | fall away背离 | for the moment暂时,目前

2. 减弱;渐退：fall astern 落在后边 | fall away 减弱;渐退 | fall away 减弱渐退

3. 离开：fall astern 落在后面 | fall away 离开 | fall back on 求助于

4. 分开：fall 辘绳 | fall-away 分开 | fall-block 动索滑车

verb

1. diminish in size or intensity

Synonym: fall off

2. get worse

e.g. My grades are slipping

Synonym: slipdrop offdrop away