| 单词 | thermal |
|---|---|
| 音标 | ['θə:məl] |
| 解释 | a.热的，热量的；温暖的n.热气流 |
| 红宝书 | 【英】 adj.热的,热量的(per taining to heat)温暖的( warm)n.热气流(rising current of warm air) |
| 字源 | thermal (adj.) 1756, "having to do with hot springs," from French thermal (Buffon), from Greek therme "heat, feverish heat," from PIE *gwher- "to heat, warm" (cognates: Latin fornax "an oven, kiln," formus "warm," Old English wearm; see warm (adj.)). Sense of "having to do with heat" is first recorded 1837. The noun meaning "rising current of relatively warm air" is recorded from 1933. |
| 不择手段背单词 | 无 |
| 趣味全助记 | 【记】thermometer 就是therm 温度+ meter 表；前几个字母类似temperature |
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