这可以防止它被轮圈、胎边、撬胎棒夹坏，打完气。

This will help keep it from being pinched by the rim, tire bead, or tire lever, when you finish it off.

youdao

这部分非常重要，它可以教你如何不使用撬胎棒完全安装好外胎（撬胎棒容易刺破新内胎）。

This is the important part that will let you finish installing your tire without having to resort to using levers, which can easily puncture your new tube.

youdao

这部分非常重要，它可以教你如何不使用撬胎棒完全安装好外胎（撬胎棒容易刺破新内胎）。

This is the important part that will let you finish installing your tire without having to resort to using levers, which can easily puncture your new tube.

youdao