| 词汇 | ray |
| 词根词缀 | 词源： 1. ray (1) "beam of light," c.1300, from O.Fr. rai (nom. rais) "ray, spoke," from L. radius "ray, spoke, staff, rod" (see radius). Not common before 17c.; of the sun, usually in reference to heat (beam being preferred for light). Science fiction ray-gun is first recorded 1931 (but cf. Martian heat ray weapon in H.G. Wells' "War of the Worlds," 1898). 2. ray (2) "type of fish related to sharks," 1323, from Fr. raie (13c.), from L. raia, of unknown origin. 词根记忆： n. 光线,射线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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