单词	annular gear
释义	annular gear noun : internal gear Word History First Known Use 1854, in the meaning defined above
随便看	head fast head fold head form head game head games head girl head harness head honcho head in head joint head kidney head knee head lettuce head linesman head log head louse head maggot head matter head metal head meter head money head mountains head of horns head of state head of steam

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。