It's quite simple. You put a very hot, wet cloth on your shoulder for one minute. Then put a packet of frozen peas on the shoulder for one minute. And so on and so on.
很简单。你把一块很热的湿布敷在肩膀上一分钟。然后把一包冻豌豆敷在肩膀上一分钟。这样反复几次。
You will grow stronger each time, until you can do and finish what you started out to do.
每次你会变得更坚强,直至你完成你着手进行的事情。
Von Frisch wanted to find out whether the dance told them how far away the feeding place was.