记忆方法
记住“insomnia”这个单词，可以将其拆解为“in-”和“sleep-”。想象一个“sleep”在“in”（里面、不）的状态，就像一个人在夜晚无法入睡，即“失眠”。这样的联想可以帮助记忆这个表示失眠的医学术语。
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词族 · insomnia
词形变化
中文词源
insomnia 失眠
in-,不，非，-somn,睡觉，词源同somnolent,somnambulist.即没法睡觉，引申词义失眠。
英语词源
- insomnia (n.)
- 1620s, insomnie, from Latin insomnia "want of sleep," from insomnis "sleepless," from in- "not" (see in- (1)) + somnus "sleep" (see Somnus). The modern form is from 1758.
权威例句
- 1. to suffer from insomnia
- 失眠
- 2. Worries and tenseness can lead to insomnia.
- 忧虑和紧张会导致失眠.
- 3. He is suffering from insomnia.
- 他患失眠症.
- 4. However, for one in six people insomnia is a continual problem.
- 不过在每6个人中便有一人患有持续性失眠症.
- 5. Ten million Americans are seeking medical help for chronic insomnia.
- 有一千万美国人正在设法医治慢性失眠.