单词	swing jack
释义	swing jack noun : traversing screw jack Word History Etymology swing entry 3
随便看	opticer opticest optician opticians opticists optico- opticoel opticon optics optima optimacy optimal optimalisation optimalisations optimalise optimalised optimalises optimalising optimalities optimality optimalizations optimalize optimalized optimalizes optimalizing

英语词典包含469781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。