"The coach says, counting to five from the moment I jump down."

　　"教練說,從我跳下去的那一刻起數到五。"

　　He continued to jump up and down like a boy at a football match

　　他不停地上躥下跳，活像個足球賽中的男孩。

　　I don't think a lot of people will jump up and down and say 'thank heavens'..

　　我并不認為很多人會欣喜若狂地說“感謝上帝”。

　　The waves were so strong that they forced huge pieces of ice to jump up and down, breaking the ice into smaller pieces within just one hour.

　　異常劇烈的海浪將巨大的冰塊掀起又擲下，讓這些冰塊在短短一小時內破裂成了更小的碎塊。

　　This phenomenon does not appear in the jump down process.

　　這一現象在下跳過程中是不存在的。