| 单词 | mortality |
|---|---|
| 音标 | [mɔ:'tæliti] |
| 解释 | n.死亡率 |
| 红宝书 | 【英】 n. 死亡率 (the rate of deaths) 【记】 mort（死亡）+ality （性质） |
| 字源 | mortality (n.) mid-14c., "condition of being mortal," from Old French mortalite "massacre, slaughter; fatal illness; poverty; destruction" (12c.), from Latin mortalitem (nominative mortalitas) "state of being mortal; subjection to death," from mortalis (see mortal (adj.)). Meaning "widespread death" is from c.1400; meaning "number of deaths from some cause or in a given period" is from 1640s. |
| 不择手段背单词 | 无 |
| 趣味全助记 | 【记】mortal 死亡；音：没头→断头→就是死 |
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