jump up and down
Mother: Why are you jumping up and down?
Tom: I've just taken some medicine and I forgot to shake the bottle.
妈妈：你为什么不停地跳上跳下的？
汤姆：我刚吃完药，可我忘了先摇动瓶子了
Tom: I've just taken some medicine and I forgot to shake the bottle.
妈妈：你为什么不停地跳上跳下的？
汤姆：我刚吃完药，可我忘了先摇动瓶子了
