It's a spring of motivation that will never dry.

这是一口永不干涸的激励泉水。

youdao

Indeed, the water I give him will become in him a spring of water welling up to eternal life.

我所赐的水要在他里头成为泉源，直涌到永生。

youdao

A cold spring will provide a natural check on the number of insects.

寒冷的春季会自然控制昆虫的数量。

《牛津词典》

One spring night, the couple was asleep when a broad ribbon of white light slid across the old woman's pillow.

VOA: special.2009.02.28

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

When we did the spring, we had this theory of Hooke's Law that told us something, and we built a simulation, or built some tools around that theory.

当我们写弹簧程序的时候,我们有胡克定律来告诉我们原理，然后我们建立了一个仿真模型，或者说是在这个理论基础上建立了一些工具。

麻省理工公开课 - 计算机科学及编程导论课程节选

Behind the bland faade of a nondescript office park, a visitor is using a joystick to point at a crude graphic of a spring rendered on the screen of an ordinary PC.

FORBES: Desktop fingerprints

The Gulf's great riches, now a well spring of disorder and unrest, could be transformed into a force for decency, stability, and peace.

CENTERFORSECURITYPOLICY: What to Do About Saudi Arabia

And on semi-finals weekend they have every right to expect a touch of spring and a little sun - but this morning the Tykes I saw were wrapped up in all sorts of scarves, hats, coats and other miscellaneous winter clothing.

BBC: FA Cup & Premier League as it happened