英语词汇bone up on的起源、历史背景-英语词源词典

词汇	bone up on
词源	See bone
随便看	chinook state chinook wind chintzy chin whiskers chip butty chip in chipmunk chip off the old block chip on one-s shoulder chippendale chipper chippy chips are down chisholm trail chit chitterlings chivalry cho cho chockablock chocolate chocolate mousse choctaw chokecherry choke pear choke-pear

英语词源词典收录了13259条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。