跳,跃；跳跃；弹跳：
He jumped with joy when he heard the good news.
当他听到这一好消息时高兴得跳了起来.
How high can you jump?
你能跳多高?
The horse jumped across the deep ditch.
那匹马跳过了那条深沟.
(从座位上)一下子站起：
He jumped to his feet at the sight of his father.
他一看见他爸爸立刻一跃而起.
to jump from seat
从座位上突然站起
(因惊奇或震惊而)急动,猛地一跳：
The scream made me jump.