1.When I stood on the bridge, three (up to five) vehicles started to move back and forth in front of me before long.
我站在桥上才一会儿，就有三、五辆车开始在我面前开来开去了。
2.In a passage in the Georgics, Virgil applies the word to a small mask of Bacchus hung from trees to move back and forth in the breeze.
在农事诗集的一节中，维吉尔用这个词指挂在树上在微风中来回摆动的酒神巴克斯的小假面具。
3.The rotation of the pole caused the flag to move back and forth as if rippling in the breeze even though there's no air on the moon.
旗杆的转动使得旗帜前后抖动，看上去好像是被风吹动的，即使月球上没有空气。
4.The utility model has simple structure, and can also be used for other equipment which needs to move back and forth to add bulk materials.
本实用新型结构简单，也可用于其他需要往返连续添加散装物料的设备使用。
5.To trade more than one market, he had to physically move back and forth across the floor to the various pits.
要想在不同市场交易，他要在场内不同的区域跑来跑去。
6.move back and forth between a decentralised organisation along lines of business and a centralised functional structure.
在按业务划分的分散化组织结构与按职能划分的集中化组织结构间不断切换。
7.Move back and forth until you run out of time and the final result will most likely be far better than your current practices.
来回移动，直到您运行的时间和最终结果很可能远远超过目前的做法更好。
8.I go into it, and move back and forth and settle here and there, and stay in it for a while.
我读小说则不然，可前后来回移动，这里停停，那里靠靠，甚至在里边呆上一会儿。
9.Looking to move back and forth, like a mechanical work of the medical staff.
看着来回走动，机械般工作的医护人员。
10.And as the donor moves around the center of mass, these absorption lines move back and forth.
旋转，这些吸收线就会，来回移动，这恒星的多普勒顿移。