我肆意的享受着这项能力，走，坐，跳，跑等等，并且并没有想过没有病痛的生活是多么幸福。

I took this simple ability to walk, sit, jump, run etc. for granted and I didn't think how blessed I am to live a pain-free life.

youdao

肯尼亚人喜欢越野跑、公路跑、足球、拳击等等。

The people in Kenya like cross country running, road running, soccer, boxing and so on.

youdao

当你沿着沥青马路向前跑的是很，你要小心很多东西，玻璃，碎石，不平整的人行道，路面的裂缝等等。

You've got all kinds of things to look out for when you're boundingalong on the asphalt: glass, rocks, uneven pavement, cracks, and so on.

youdao

OK. The next largest element has to end up in the second last spot. Et cetera. All right, so it's called bubble sort because it does this bubbling up until it gets there.

好的，下一个最大元素又,能跑到倒数第二的位置，等等如此，好的，这称为冒泡排序,因为这个泡泡一直冒到他自己的位置。

麻省理工公开课 - 计算机科学及编程导论课程节选