She raised her head with a quick movement.

她突然一下抬起头来。

Rapidly making quick turns, quick movements of its head and neck.

急速转弯时它的头部和颈部也能很快活动。

This is an animal for whom quick movements were not particularly important for this animal.

对这种动物来说快速移动并不十分重要。

He was on his feet in one of his lithe, almost invisibly quick movements.

他用他那种柔软的，快得几乎看不见的动作站起来。

But remember, remove it while keeping it as level as possible. Nice and easy, no quick movements.

但要记住，取出炸弹时一定要尽量保持水平。一定要轻轻的，动作不要快。

Since the fovea is pretty small, your eyes read text by making quick jerky movements called saccades.

由于中央窝很小，你的眼睛就会通过快速跳动的动作来阅读文本，这个动作被称为扫视。

Helmholtz got up, tiptoed across the room, and with a sharp quick movement flung the door wide open.

赫姆霍尔兹站了起来，踢起脚尖穿过房间，猛然甩开了大门。

As individual organs, how do they contract to create both quick and sustained movements, and to regulate force?

作为单独的器官，它们如何收缩以创造快速和持续的运动，并调节力量？

Shaking involves a back and forth quick movement.

摇动涉及来回快速移动。

Granice raised his head with a quick movement of surprise.

格兰妮丝惊讶地迅速抬起头。

A quick movement on his part, and his assailant fell with a crash.

他的动作很快， 攻击他的人砰的一声倒下了。

At the other, you have limbs designed for quick movement.

另一方面，您的四肢专为快速移动而设计。

" Jerky" (jerky) refers to sudden quick movements that are not smooth, that are not connected.

“Jerky” （生涩）指突然的快速动作， 不流畅，不连贯。

And this quick movement of electrons, called static discharge, is what we recognize as that sudden spark.

这种电子的快速运动， 称为静电放电，就是我们所认识的那种突然的火花。

He wanted to slip past her, when she stopped him with a quick movement of the hand.

他想从她身边溜过去， 她的手快速地一动， 拦住了他。

To catch their prey, they stay alert to what's happening around them, make stealthy and quick movements, and perform a perfect ambush.

为了抓住猎物，它们对周围发生的事情保持警惕，秘密而快速地移动，并进行完美的伏击。

If you want to describe a quick movement in almost the same place with one foot or both feet together, use " hop."

如果你想用描述一只脚或双脚在几乎同一个地方快速移动，请使用“hop”。

With a quick movement I slipped my purse over my head, gripping the strap with one hand, ready to surrender it or use it as weapon as need demanded.

我飞快地把钱包越过头取下来，用一只手紧紧地攥着那条皮带，准备把它交出来，或者在必要的时候当成武器用。

He came back with a long stick. He pushed it in the turtle's face. With one quick movement that turtle bit the stick and broke it into little pieces.

回来时拿着一根长棍。他用棍子推乌龟的脸，乌龟快速移动了一下，咬了一下棍子，把它弄成了小碎块。

I went up to the accountant's position and pushed the ball of money at him with a quick, sudden movement as if I were doing a sort of trick.

我走到会计师窗口，迅速而又突然地把已揉成团的钞票推给他，好像在耍什么花样。