He jacked the car and changed the back tire.
他用千斤顶顶起汽车，然后更换后胎。
However, there is a motor that turns the back tire.
不过，有一个马达可以转动后轮。
Picture a bicycle with a two-wheeled carriage in place of a back tire.
描述把一辆自行车的后轮改成双轮的造型。
To allow for this prone position, Hasty moved the pedals out from under the writer moving them to the back tire.
为了实现俯卧位，哈斯蒂将踏板从骑手下方位置移到后轮。
In another tweak to the recumbent, Stoddard designed the pedals to power the front wheel instead of the rear; however, there is a motor that turns the back tire.
相对于其他卧式自行车，另一项微调是，斯托达德设计的踏板驱动的是前轮，而不是后轮；不过，有一个马达可以转动后轮。
1：Don’t worry about the flat tire. No sweat! I have a car phone and a set of tools in back. Just let me get my jack and tire iron, and I’ll change the tire and have you back on the road in no time!
对于Jack说来轮胎瘪了显然不是大问题，因为他有汽车电话，而且车箱里还放着一套工具。所以他要Jill别担心，换个轮胎一点儿都不费劲儿。他只要取出车后面的千斤顶和铁扳手，没一会儿工夫就会把轮胎换好，让Jill开车上路。 这里的nosweat显然表示这是轻而易举、不费吹灰之力的事儿。
This also means having a back up plan, in case one of you is sick, you get a flat tire and have no tube, etc.
这也意味着需要一个后备计划，以防你们中的一个不舒服，你的车胎漏气却没有备胎，等等类似的事情。
As we headed back to Nicolas's car, we noticed a flat tire.
当我们走回尼可拉斯的汽车时，发现有一个轮胎瘪了。
The flat tire was a setback. After they fixed it, they got back on the road.
轮胎瘪了是个麻烦。他们修好轮胎后，继续上路了。
I have the pads ready to go on as soon as I get my front suspension and tire back together.
我垫准备好就尽快让我的前悬挂系统和轮胎重新走到一起。
Repeat this up-down movement on the left side 10 times, or until your waist or back muscles begin to tire.
重复这个起来、放下、向左的动作10次，或者直到你的腰部或背部肌肉开始觉着累了。
Doing this keeps the valve from pulling back out of the rim as you work the tire on.
这么做可以防止你在安装外胎的时候气嘴被拔出去。
On the way back home, we had a flat tire.
在来家的路上，我们有一个轮胎漏气了。
On the way back home, we had a flat tire.
在来家的路上，我们有一个轮胎漏气了。
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