| 词汇 | calorie |
| 词根词缀 | 词源： 1866, from L. calor (gen. caloris) "heat," from PIE *kle-os-, suffixed form of base *kele- "warm" (cf. L. calidus "warm," calere "be hot;" Skt. carad- "harvest," lit. "hot time;" Lith. silti "become warm," silus "August;" O.N. hlær, O.E. hleow "warm"). Technically, the heat required to raise 1 kilogram of water 1 degree Celsius. In scientific use, largely replaced 1950 by the joule. Caloric, the supposed elastic fluid that accounted for phenomena of heat in Lavoisier's now-abandoned theory, was in use from 1792. 词根记忆： n. 卡路里(食物所产生的热量或能量单位)It is said that one piece of their bread has more that 100 calories.据说他们生产的面包一片就含有一百多卡路里. n. 热卡[calori=heat,表示"热"] 词根词缀： calorie calorie n 热卡calori=heat,表示”热” calorie n 热卡calorify v 加热(calor+ify表动词) calorifacient a 生热的(calori+fac做+ient=做出热=生热的) |
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