" Toot-toot! " said Judy happily. Then she walked off with a spring in her step.

“嘟嘟！ ”朱迪开心地说道。然后，她一蹦一跳地走开了。

An oasis is a spot in the desert with a spring of underground water.

绿洲是沙漠中有地下水泉的地方。

For example: if you have a spring with a spring constant of 200 Newtons per meter, and a block

如果你有一个脉动弹簧 它的值是每米 200 牛顿。

And she came in with a springing step, color in her cheeks, and a smile hovering about the corners of her mouth.

她迈着轻快的步伐走了进来，脸颊泛红，嘴角挂着微笑。

Scientists in United States and South Korea have developed a tiny robot similar to an insect that's fitted with a spring and can jump on water.

美国和韩国科学家联合开发出一台类似于昆虫的微型机器人，可以被安装到弹簧上并在水中弹跳。

They tried to help her with applications of spiderwebs and balls of ash, but it was like trying to hold back a spring with one's hands.

他们试图用蜘蛛网和灰球帮助她，但这就像试图用手挡住弹簧一样。

With a spring the huge anthropoid leaped from the stage to the boy's side; but if the trainer had looked for a laughable scene of fright he was mistaken.

巨大的类人猿猛地一跃， 从舞台上跳到男孩身边； 但是，如果训练员寻找的是可笑的惊吓场面， 那他就错了。

Then it suddenly struck her that Andora might have found and secreted her letter, and with a spring she was on the actual stairs and rattling Miss Macy's door-handle.

然后她突然想到，安多拉可能已经找到并藏起了她的信，于是她灵机一动，来到了真正的楼梯上，把梅西小姐的门把手敲得嘎嘎作响。

So the main idea with a spring is you can slowly store energy using a small amount of force over a longer time, and then release that energy very quickly to do a lot of work.

所以弹簧的主要原理是你可以用少量的力在更长的时间里慢慢地储存能量，然后很快释放能量来做很多工作。

Mrs. Saunders, the caretaker, was about to leave, but she had no hesitation in admitting us, for the door shut with a spring lock, and Holmes promised to see that all was safe before we left.

看门人桑德斯夫人正要离开， 但她毫不犹豫地接纳了我们， 因为门是用弹簧锁关上的， 福尔摩斯答应在我们离开之前确保一切安全。