| 词汇 | elbow |
| 词根词缀 | 词源： O.E. elnboga, from ell "length of the forearm" + boga "bow, arch," from W.Gmc. *alinobogan, from P.Gmc. *elino-bugon, lit. "bend of the forearm." Second element related to O.E. bugan "to bend;" first element from *alina "arm," from PIE *el- "elbow, forearm" (see ell). The verb meaning "thrust with the elbow" is from 1605; fig. sense is from 1863. Phrase elbow grease "hard rubbing" is attested from 1672, from jocular sense of "the best substance for polishing furniture." 词根记忆： n. 肘,(衣服的)肘部vt.用肘推,用肘挤Bowing its elbow, the owl sows in the bowl.猫头鹰弯着肘在碗中播种. |
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