例句與造句

1. A tapered roller body and with the spring torque changes in the structure and maintain a balance in all production lines can reduce fatigue and improve efficiency
   具有錐形卷筒機(jī)構(gòu),可隨彈簧轉(zhuǎn)矩變化,而保持平衡的結(jié)構(gòu),在所有生產(chǎn)線上可減少疲勞,提高工作效率
2. It's difficult to find roller body in a sentence. 用roller body造句挺難的