如果你感到疼痛、腿脚处拉伤或发炎，请立刻停止跑步。

If you experience pain, inflammation or loss of function in the feet or legs, stop the run immediately.

youdao

这就是我为什么说如果你感到疼痛，你就非常幸运。

That is why I say that if you feel a painful sensation, then you are very lucky.

youdao

如果你感到尖锐的剧烈的疼痛，收回之前的姿势再重新做一遍。

If you feel sharp, acute pain, back out of the pose and re-align.

youdao

But if you take an animal and you give it a new food and then you shock it very painfully it won't avoid the new food.

但如果你给动物吃一种新食物,然后电击它，令其感到疼痛,它仍然会进食这种食物。

耶鲁公开课 - 心理学导论课程节选

If you're hit, you might feel pain or bounce back or something.

如果被打了，你会感到疼痛,或是迅速恢复。

耶鲁公开课 - 心理学导论课程节选

If you bang your toe or stub your toe you feel pain.

如果你砸到了脚或是绊了一跤,你会感到疼痛

耶鲁公开课 - 心理学导论课程节选