A Colombian who wants someone to approach him often signals with a hand movement in which all the fingers of one hand, cupped, point downward as they move rapidly back and forth.

一个哥伦比亚人想要别人靠近他时，他通常会用一个手势，一只手的所有手指都呈杯状，指向下方，同时快速地前后移动。

youdao

Some self sealing argument move back and forth from interesting to false claims.

有些自我封闭式论点来回变化,从有趣的到错误的宣称。

youdao

Switching between these states allows Grier to move objects back and forth.

格里尔通过转换这些状态来实现向前和向后移动物体。

youdao

And what happens if you want to move back and forth between a bunch of different letters?

如果你想阅读,不同的书信呢？

耶鲁公开课 - 新约课程节选

These are great solutions, assuming I have an Internet connection and have the bandwidth to move these files back and forth.

FORBES: 5 Things Apple Needs To Fix In iOS, OS X And iCloud

Our Whispersync technology makes it simple to move back and forth between devices.

ENGADGET: blogger-avatar

Move back and forth between opposing ideas to create energy.

FORBES: How To Deliver Great Presentations