| 单词 | propagation |
|---|---|
| 音标 | [`prɔpə'geiʃən] |
| 解释 | n.繁殖 |
| 红宝书 | 【考】 反义词：extirpation (灭绝) |
| 字源 | propagation (n.) mid-15c., from Old French propagacion "offshoot, offspring" (13c.) and directly from Latin propagationem (nominative propagatio) "a propagation, extension, enlargement," noun of action from past participle stem of propagare "set forward, extend, spread, increase; multiply plants by layers, breed," from propago (genitive propaginis) "that which propagates, offspring," from pro- "forth" (see pro-) + *pag-, root of pangere "to fasten" (see pact). |
| 不择手段背单词 | n. 繁殖 【反】extirpation(n 消灭; 毁灭) |
| 趣味全助记 | 无 |
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