sliding wheel的用法和樣例：
例句
- My wheel twisted off in the middle of the car race.
我的車(chē)輪子在汽車(chē)比賽中途脫掉了。 - The wheel is revolving about its axis.
輪子在軸上轉動(dòng)。 - He put all the luggage in the chain wheel bag.
他將全部行李都放進(jìn)了滑輪包。 - The wheel is run on a large and powerful electric motor with pulleys.
拉坯輪由一個(gè)帶滑輪的大而有力的電動(dòng)馬達運行。
