乐豆毛深蓝词典

idle wheel

I 开头单词

同根派生

     

英汉例句

  • The present invention also provides means vertical movement of the idler wheels as well as means for flexibly urging the idler wheels downwardly with respect to the base beam.
    本發明還設有供惰輪垂直移動的裝置和可柔性地敺使惰輪相對於底梁下降的裝置。