That example I gave last time with the bicycle pump was not quite the right example.
上次我举打气筒的例子不太正确。
And that really is the bicycle pump.
这正是自行车打气筒的情况。
Can you lend me your bicycle pump?
能把你的打气筒借给我吗？
Dan: I want to buy a new bicycle pump.
阿丹：我想要买一个新的脚踏车打气筒。
She blow up the flat tyre with a bicycle pump.
她用自行车打气筒给瘪了的轮胎打气。
Yvette laughed. "Maybe she uses a bicycle pump, " she said.
伊韦特笑了，“也许用自行车打气筒打气来着。”
If bicycle pump, then the alignment hole - by-blow look at a better effect.
如有自行车打气筒，则对准小孔逐个吹一下效果更佳。
Another team developed a mobile bicycle pump in Ghana to help farmers get water for irrigation.
还有一个小组在加纳开发了一种移动脚踏泵，农民可以此获得用于灌溉的水。
You do it so quickly that the heat flow between the inside of the bicycle pump and the outside is too slow compared to the speed at which you compress.
我们用力很大，于是压缩得很快，打气筒内外热传递的速度，与之相比要慢得多。
Hardly a major problem though, unless, that is, it then turns out that part of your bicycle pump has gone missing somewhere along the way from Zeebrugge.
虽然不算什么大问题，我发现打气筒的一个零件掉在自比利时泽布鲁日出发以来的路上。
Men operating a bicycle crank pump refuel cars at the site of a gas station in the earthquake- and tsunami-destroyed town of Minamisanriku, northeastern Japan. (AP Photo/David Guttenfelder)
日本东北部，被地震和海啸摧毁的南三陆町市。人们在一个加油站边运行一个脚踩曲轴泵给汽车加油。
At schools, children pump the water through a "bicycle system."
在学校，孩子们通过一种“自行车系统”泵水。
Can you lend me a pump to blow up my bicycle tyres?
你能借给我个打气筒给车胎打打气吗？
What is the most efficient way to pump your bicycle tire?
给自行车轮胎打气的最有效率的方法是什么？
Can you lend me a pump to blow up my bicycle tyres?
我要替脚踏车打气，可以借我打气筒吗？
When the back wheel of the bicycle is rotated, it drives the drive gear and then forces the centrifugal pump to operate and pump water.
当自行车后轮转动时，带动传动齿轮并驱动了离心泵运转抽水。
When the back wheel of the bicycle is rotated, it drives the drive gear and then forces the centrifugal pump to operate and pump water.
当自行车后轮转动时，带动传动齿轮并驱动了离心泵运转抽水。
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