单词	tracing wheel
释义	tracing wheel noun : a usually toothed wheel with a handle that is used on tracing paper to trace a pattern Word History First Known Use circa 1891, in the meaning defined above
随便看	limmu limn Limnaea limnaeid Limnaeidae limnal Limnanthaceae limnanthaceous Limnanthes limned limnephilid Limnephilidae limner limners limnetic Limnetis limnimeter limning limnite limno- limnobia Limnobium limnobiums Limnocnida limnocrypteses

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。