| 词汇 | tumble |
| 词根词缀 | 词源： tumble (v.) c.1300, "to perform as an acrobat," also "to fall down," perhaps from a frequentative form of O.E. tumbian "dance about," of unknown origin. Related to M.L.G. tummelen "to turn, dance," Du. tuimelen "to tumble," O.H.G. tumon, Ger. taumeln "to turn, reel." The noun is recorded from 1716. Tumble-down (1791) originally meant "habitually falling down" and was used first of horses; sense of "in a dilapidated condition" is recorded from 1818. Tumble-weed is attested from 1887. 词根记忆： v. (使)摔倒;打滚,翻腾n.摔跤,跌倒All the passengers were tumbled out.所有的乘客都被抛出车外. |
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