| 正面 | 7825.watershed 英 ['wɔːtəʃed]美 ['wɔtɚʃɛd]     |
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| 背面 |      释义： 1. excel / excellent => cell- / -cel "rise, be high, rise high" (Latin cellere (pp. celsus) "rise, be high"), cognate with Latin collis "hill", English hill, column, culminate.2. => hill, cul- "hill, top, peak, summit", col- "pillar, column, projecting object".3. => cul- + -men- / -min- "passive suffix" => culmen / culmin- "hill, top, peak, summit".4. Latin culmen (genitive culminis) "top, peak, summit".5. => col- + -umn (-omen-在此单词中的变体) (与单词 alumnus 类同，进行对照理解和记忆) => column "pillar, column, projecting object".6. culmin- "hill, top, peak, summit" + -ate => culminate.n. （美）流域；分水岭；集水区；转折点adj. 标志转折点的 例句： 1. The advert should only be shown after the 9pm watershed.这则广告只能在晚上9点成人节目开始后才能播出。 watershed 分水岭water,水，shed,分开。 watershed (n.)"line separating waters flowing into different rivers," 1803, from water (n.1) + shed in a topographical sense of "ridge of high ground between two valleys or lower ground, a divide," perhaps from shed (v.) in its extended noun sense of "the part of the hair of the head" (14c.). Perhaps a loan-translation of German Wasser-scheide. Figurative sense is attested from 1878. Meaning "ground of a river system" is from 1878." |