爬裂缝就是会毁脚腕而且脚会很疼，所以要保持速度注意动作的连贯性；在一个别扭的姿势上拖延是最不可取的。

Crack climbing is hell on your ankles and painful on your feet, so focus on speed and continuous movement; stalling in an uncomfortable position is the worst.

youdao

Now, it's going to be captured on tape and that's going to be really bad for my reputation, so spread yourself around other people.

咱们这次是要录像的,那样的话我的名声就毁了,所以尽量分散开来

耶鲁公开课 - 基础物理课程节选