| 单词 | deciduous |
|---|---|
| 音标 | [di'sidʒjuəs] |
| 解释 | a.非永久的；短暂的；脱落的；落叶的 |
| 红宝书 | 【英】 adj. 脱落的(falling off or out)；落叶的 (shedding leaves annually) 【记】 de+cid(落下)+uous→ 落叶的 【例】 Deciduous trees look barren during the winter. |
| 字源 | deciduous (adj.) 1680s, from Latin deciduus "that which falls off," from decidere "to fall off," from de- "down" (see de-) + cadere "to fall" (see case (n.1)). Originally with reference to leaves, petals, teeth, etc.; specific sense of "trees whose leaves fall off" (opposed to evergreen) is from 1778. |
| 不择手段背单词 | adj. (在特定季节或长期)脱落的(比如: 鹿角和牙); (生长期结束时)落叶的 【记】de向下, cid落下－落叶的; 脱落的decid = decide(v 决定), uous多: 决定做的太多了(比如: 秃子齐达内每次传球都是一次决定)－(头发)脱落的 |
| 趣味全助记 | 【记】cid 落下 fall off；accident (灾难)落下→事故 【相关】incident |
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