drop out of meaning in English
不参与
退出（活动）、辍（学）
Examples
- I felt as if the bottom had dropped out of things with a jerk .
我觉得好象高楼失足，大为不妙。 - We won't drop out of the occupation, will we, after the war is over .
战争结束以后，我们不会从这个占领地退出吧？ - The typical urban heroin addict has dropped out of school by his early teens .
城市里典型的有海洛因瘾的人往往从十几岁起就辍学了。