记忆方法
将“closed”和“close”联系起来，想象一个门或容器被紧紧闭合的状态，没有开口，这样就形象地记住了“closed”这个单词的含义，即关闭的、不开放的。
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英语词源
- closed (adj.)
- c. 1200, past participle adjective from close (v.). Closed circuit is attested from 1827; closed shop in union sense from 1904; closed system first recorded 1896 in William James.
权威例句
- 1. He closed down the business and went into politics.
- 他关闭公司投身政治。
- 2. It'd be better for a place like this to remain closed.
- 像这种地方最好一直关闭。
- 3. He closed his door and started the quarter-mile walk down the hill.
- 他关上门,踏上了1/4英里长的下山路.
- 4. She slipped into the driving seat and closed the door.
- 她溜进了驾驶座，关上了门。
- 5. I've quite forgotten how closed in London can seem.
- 我都快忘了，伦敦有时看上去会多么地闭塞。