| 单词 | bark-stone |
| 释义 | > as lemmasbark-stone bark-stone n. = castor n.1 2. ΘΚΠ the world > animals > mammals > group Unguiculata or clawed mammal > order Rodentia or rodent > [noun] > family Castoridae (beaver) > inguinal sac(s) > castor castor1601 bark-stone1806 1806 M. Lewis Jrnl. 7 Jan. in Jrnls. Lewis & Clark Exped. (1990) VI. 175 The male beaver has six stones, two of which..are called the bark stones or castors. 1817 Ann. Reg. 1816 Nat. Hist. 551/2 To prepare beaver-bait, the castor or bark stone is first gently pressed from the bladder-like bag which contains it. 1817 Ann. Reg. 1816 Nat. Hist. 552/1 The bark stones are two inches in length. < as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。