| 单词 | crater |
|---|---|
| 音标 | ['kreitə] |
| 解释 | n.火山口；弹坑 |
| 红宝书 | 【英】 n. 火山口(a bowl-shaped cavity)；弹坑(a pit made by an exploding bomb) |
| 字源 | crater (n.) 1610s, from Latin crater, from Greek krater "bowl for mixing wine with water," from kera- "to mix," from PIE root *kere- "to mix, confuse; cook" (see rare (adj.2)). Used in Latin for bowl-shaped mouth of a volcano. Applied to features of the Moon since 1860. As a verb, from 1830 in poetry, 1872 in science. Related: Cratered; cratering. |
| 不择手段背单词 | n. 火山口 = cavity; 弹坑; 碗状凹陷处 【记】根crate一起记: 长得都是凹陷的. |
| 趣味全助记 | 【记】concrete 混凝土 + er 东东，产生，制造混凝土的东东，想象火山口向外抛石头，混凝土 |
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