| 词汇 | idle |
| 词根词缀 | 词源： O.E. idel "empty, void, useless," common W.Gmc. (cf. O.S. idal, O.Fris. idel "empty, worthless," O.Du. idil, Ger. eitel "vain, useless, mere, pure"), of unknown origin. Idle threats preserves original sense; meaning "lazy" is c.1300. The verb sense of "running slowly and steadily without transmitting power" (as a motor) first recorded 1916. 词根记忆： a. 空闲的,闲置的;懒散的v.空费,虚度Having canceled X-ray scan, the cancerous candidate on the canvas ate the idle candles in the candy can.取消X线扫描后,帆布上的癌症候选人吃了糖果罐里的闲置蜡烛. |
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