Listening to her generous laugh, I felt a switch flick deep inside me and began to crawl back into the land of the living.

听着她爽朗的笑声，我觉得内心颤抖了一下，又重新回到现实中来。

youdao

Sometimes we had to crawl along, sometimes we had to wade knee-deep through water and mud.

我们时而猫腰而行，时而涉过水深及膝的泥浆。

youdao

Participants on a 10-to-12 mile Tough Mudder course wade through waist-deep mud, crawl under barbed wire, submerge themselves in ice water and jump through fire.

WSJ: Office Workers Run Extreme Obstacle Courses