They graduate from school. They jump between employers, or in and out of employment.

他们从学校毕业。在雇主们之间跳槽，或在受聘和失业之间徘徊进出。

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Clara called out in delight: "Oh, look at the cunning creatures; look how they jump!"

克拉拉高兴地喊道：“啊，看看这些可爱的小猫；看它们跳得多欢！”

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Dancers have to be very fit because they jump very high and kick their legs up and down.

舞者必须非常健康，因为他们需要跳得很高，并上下踢腿。

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Then they jump onto the bobsleigh and continue racing down the track.

VOA: special.2010.02.10

Now, admittedly they've got this little piece of cloth that gives them a decent chance of not killing themselves when they jump out of airplanes.

现在，必须承认他们有这么小小的一片布,给了他们一个当他们跳下飞机时,不会死的足够的可能性。

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And other stocks might jump up and down a lot because they're very volatile.

另一些股票可能上下浮动,因为它们反复无常。

麻省理工公开课 - 计算机科学及编程导论课程节选

"They jump-started me back into life ... (and) said welcome home, " Smith said, tearfully.

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When they are asked to participate in creating new and better products, they jump in.

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They jump on an electronic plate to measure whether their leg muscles are more catlike or powerful.

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