单词	roller bearing
释义	roller bearing noun : a bearing in which the journal rotates in peripheral contact with a number of rollers usually contained in a cage — compare ball bearing [roller bearing: 1 outer race, 2 cage, 3 roller, 4 inner race]
随便看	photoing photointaglio photo interpretation photo interpreter photo-ionization photoisomerization photoist photojournalism photojournalist photokinesis photokinetic photokymograph photokymographic photolabile photolability photolettering photolith photolitho photolithograph photolithographer photolithographic photolithography photolithoprint photolofting photoluminescence

英语词典包含332784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。