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"It is just for spring cleaning time," Jane said, "he wants me always to do his spring cleaning."

“只是去春季大扫除，”简说，“他总是要我帮他大扫除。”

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But you see that indeed this spring is very close to an ideal spring.

但是你能看到这弹簧，确实接近理想弹簧。

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Now it is spring in the northern part of the world so it is time to celebrate that season.

VOA: special.2010.03.15

suppose I asked you to time a 100 meter spring in the Olympics, but I give you a stopwatch that is measured in units of 15 seconds?

如果我要求你,在奥林匹克数给100米短跑计时，但我会给你一个秒表,它可以测出15秒的大小？

麻省理工公开课 - 固态化学导论课程节选

If you connect the body to a spring, which is neither compressed nor extended, there's no force acting on it.

如果将一个弹簧连在这个物体上,弹簧既没有被压缩也没有被拉伸,也不会有力作用在它上面

耶鲁公开课 - 基础物理课程节选

So this spring, as is the case every spring, global warming is allowing earlier planting seasons, spurring higher crop production, assisting forests, shrinking deserts, and reducing drought.

FORBES: Global Warmists Allergic To The Truth During Pollen Season

The spring is wound for half a minute, and then unwinds over six minutes, charging a battery in the process, and providing enough energy to run the radio for an hour. (This means the radio's spring-controller circuit is no longer necessary.) Thus, Freeplay has switched from making solely spring-powered devices to making battery-powered devices that are equipped with a clockwork mechanism for recharging and emergency use.

ECONOMIST: Clockwork technology

Rushing to sign a treaty in the knowledge that it will be ruled illegal once the court ruling is finalised in the spring is questionable in itself.

ECONOMIST: Airlines