| 释义 |
belt roller
基本例句
皮辊,皮滚筒,皮带轮
The belt started wrapping up on the tractor pulley.皮带开始绕在拖拉机的皮带轮上。
Some experiments revealed that the electric motor might be a little weak for this purpose, but I still can try a smaller belt pulley.一些实验表明电动机可能有点弱为此目的，但我仍然可以尝试较小皮带轮。 |