词典释义：
开车旅行；骑车旅行；上门的；流动的；顺利地
上门送餐服务
顺利进行
The business ran on wheels.
业务开展顺利。
Trailers are like houses on wheels .
旅行拖车就像一座带有轮子的房子。
It is, effectively, a cube on wheels.
它是有效地，一个立方体的车轮。
A chair on wheels, like a desk chair;
一张像办公椅那样的带滚轮的椅子；
A trailer or dwelling place on wheels.
活动住房用汽车拖拽的住所。
It is a brown medium size suitcase on wheels.
可以。是一个棕色的中等大小的拉杆箱。
We run the meals-on-wheels service on a voluntary basis.
我们根据自愿的原则，开展上门送饭的服务。
The car made the United Stated a nation on wheels.
汽车成为最舒适、最便宜的交通方式。
Please slow down. You are driving like death on wheels!
请慢点开。你现在开得好像就是死神在开车！
The modern car is already an electronic showcase on wheels.
现代汽车已经是轮子上的一个电子陈列柜.
by, or travelling by, car or bicycle
开车旅行，骑车旅行
开车旅行。
(of a service)brought to one's home or district; mobile
（服务）上门的，流动的。
〈英， 非正式〉顺利地
业务开展顺利。
And no air-conditioning. You know, your skin would stick to the seats in the summer. It was a coffin on wheels.
还没有空调，大夏天皮肤都要粘到座位上，简直是可移动的棺材。
《House of Cards Season 3》《纸牌屋 第三季》
