bicycle pump造句

1、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。

2、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。

3、A bicycle pump puts air into the tires
自行车打气筒把空气打进轮胎里。