| 单词 | Castor fiber |
| 释义 | Castor fiber (once / 1074483 pages) n WORD FAMILY Castor fiber USAGE EXAMPLESCastor fiber has expanded across the continent thanks, in part, to reintroduction efforts like those undertaken in Sweden. National Geographic(Apr 20, 2016) The European beaver, Castor fiber, became extinct in Scotland sometime during the 18th century as a result of over-hunting. BBC(Dec 19, 2012) The European species is Castor fiber, and the American is generally considered a variety of this, although sometimes called Castor Canadensis. Webster, Noah, Webster's Unabridged Dictionary—(2n...(2012) n a European variety of beaver Syn|Hyper Old World beaver beaver large semiaquatic rodent with webbed hind feet and a broad flat tail; construct complex dams and underwater lodges |
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