| 单词 | idle |
|---|---|
| 音标 | ['aidl] |
| 解释 | a.(指人)无所事事的；无效的；v.懒散，无所事事 |
| 红宝书 | 无 |
| 字源 | idle (adj.) Old English idel "empty, void; vain; worthless, useless; not employed," common West Germanic (cognates: Old Saxon idal, Old Frisian idel "empty, worthless," Old Dutch idil, Old High German ital, German eitel "vain, useless, mere, pure"), of unknown origin. Idle threats preserves original sense; meaning "lazy" is c.1300. idle (v.) late 15c., "make vain or worthless," from idle (adj.). Meaning "spend or waste (time)" is from 1650s. Meaning "cause to be idle" is from 1789. Sense of "running slowly and steadily without transmitting power" (as a motor) first recorded 1916. Related: Idled; idling. |
| 不择手段背单词 | 无 |
| 趣味全助记 | 无 |
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