She walked to and fro .

她 来回地走着。

The flower seemed to quiver and then swayed gently to and fro .

花儿似乎在颤动，接着轻轻 地 来回 摇摆。

Buses go to and fro between the center of the city and the city limits .

公共汽车 往返 行驶 于市中心和城市边缘之间。

Getting out of the carriage with drooping head he walked to and fro in silence breathing heavily .

他走下马车，低着头，沉重地喘着气 ， 来回 不 停 地 走动 ，一言不发地等候着。

Check linkage on vacuum unit by sliding to and fro to see if it moves smoothly .

通过 来回滑动 来检查真空单元上的连杆，以查看连杆移动是否平稳。

The signals go to and fro at a very high but almost constant speed .

那些信号用非常快但几乎不变的速度 来回 传送。

She could see a lone figure on the deserted beach walking to and fro .

她看到一个孤寂的人影在荒凉的海滩上 走来走去。

You will see that it is like a flea constantly hopping to and fro .

你会发现 心就像 跳蚤一样跳个不停。

There are always people in your health Life in to and fro from your world No longer lonely .

总有些人会在你的生命里 来来 回回，从此你的世界里不再有寂寞。

She stood up and began to pace to and fro

她站起身，开始 来回 踱步 。

Various kinds of vehicles run to and fro in the street .

大街上 往来的车辆很多。

The slogan crier saw the dog and frog jump to and fro in the fog .

呼口号者看见狗和青蛙在雾中 来回跳。

Rocking safely to and fro .

安全 地 来回 摇晃。

We had a rough time for a month tramping to and fro in the earth and suffering .

我们吃了一个月的苦头，在大地上 往来跋涉， 受尽折磨。

Down in the yard the red-armed woman was still marching to and fro between the washtub and the line .

院子里那红胳膊女人，还是在洗衣盆跟 晾衣绳之间忙 来忙 去。

The man walked to and fro while he waited for his phone call .

这个人在等电话时 不 停 地 来回 走动。

On the contrary the frog went to and fro on the frontier looking for something edible .

与之相反，青蛙在边境 上来 来回 回 地寻找能吃的东西。

Branches waved wildly to and fro .

树枝猛烈地 摇来摇去。

The boat was rocking gently to and fro in the water .

小船在水中轻轻 地 来回 摇荡。

Check linkage on the control box by sliding it to and fro to see if it moves smoothly .

通过 来回滑动控制盒上的连杆 来对其进行检查，以查看连杆移动是否平稳。

I was disturbed by all the people walking to and fro outside the office .

人们 在办公室 外 走来走去，使我受到了干扰。

Buses go to and fro between the center of the city and the suburbs .

公共汽车 在市中心和郊区之间 来回 地 行驶。

In the also pitch-dark road villagers were coming to and fro silently .

漆黑的街道上， 络绎不绝的村民们在默默地你来我 往。

The girl 's pigtails swing to and fro as she runs .

小女孩一跑，辫子就 来回甩动。

I became more worried when I saw all the people walking to and fro outside the office .

看到所有的人在办公室外面 走来走去，我变得更焦虑了。

Now move the hand to and fro and around but not up and down .

然后把手前后左右 及 旋转 摆动，但不要上下 摆动。

Well-dressed guests moving to and fro over the thick carpets carried him back to the old days .

那些在厚厚的地毯上 来回 走动的衣冠楚楚的客人们，把他带回到过去的日子。

I saw an old man walking to and fro in this street .

我看见一个老人走在街道 徘徊。