She rocked the baby to and fro.

她来回摇动着婴儿。

After some to-ing and fro-ing, Elsie and the children moved back to Louisiana.

几番往复后，艾尔西和孩子们搬回了路易斯安那。

Here the wind was roaring through the branches and the tree-tops were swaying to and fro.

风呼啸着吹过树枝，树冠来回摇摆。

I paced the floor to and fro with heavy strides as if I was excited to fury by the observations of the men—but the noise steadily increased.

我迈着沉重的脚步地来回走着，仿佛我对这些人的调查感到很愤怒——但这种声音越来越响。

The ray quivered to and fro, making her figure dim or distinct- now like a real child, now like a child's spirit- as the splendor went and came again.

那束光来回抖动，使得她的身影忽明忽暗——一会儿像个活生生的孩子，一会儿又像是孩子的精灵——随着光忽明忽暗。

What those early craftsmen had found by trial and error was that under pressure a pagoda's loose stack of floors could be made to slither to and fro independent of one another.

"那些早期的工匠通过反复试验发现：在压力作用下，宝塔松散堆叠的楼层可以彼此独立地来回滑动。

The ship was rolling heavily to and fro.

轮船剧烈地颠簸着。

She stood up and began to pace to and fro.

她站起来开始来回地踱步。

Heidi in her transport was running to and fro: "Grandfather, come out!"

海蒂在路上里跑来跑去，喊着：“爷爷，快出来！”

The streets were filled with people running to and fro about their tasks.

街上满是为了工作跑来跑去的人。

He walked impatiently to and fro and finally turned his nose toward the Field of Wonders.

他急躁地来回走着，最后把鼻子转向了神奇的土地。

"I am making the bed now," the little girl called out again, while she ran busily to and fro.

“我正在收拾床铺呢。”小女孩一边忙着跑来跑去，一边又叫道。

As it shrieked and moaned, the poor little sufferer was blown to and fro like the hammer of a bell.

它在尖叫呻吟，这个可怜的小小受难者就像钟锤一样被吹来吹去。

The room thrummed with the activity of packets fluttering to and fro like little digital moths around a digital streetlight.

充斥房间的活动数据包来回地跳跃，就像围绕着数字路灯的数字飞蛾。

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

大街上往来的车辆很多。

The same goes fro weekends.

周末也一样。

This to-and-fro approach is called a "rocking chair" design.

这种往回式方法称为“摇椅(rocking chair)”式设计。

He hopped to and fro between London and Paris for the business.

为了这笔生意他曾不停地往返于伦敦和巴黎。

Your thoughts cannot be tossed to and fro like the waves of the sea.

你的思考不能像大海的波浪一样起伏。

They nodded their heads and swung their arms and bodies to and fro, all in perfect unison.

它们点头晃脑，手臂身体来回摆动，全体动作非常一致。

When he died in 1506 he still thought he had been sailing too and fro from Europe to India.

当他1506年去世的时候，他仍认为他是从欧洲到印度来回航行的。

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。

Comparing ourselves makes us feel like a wave of the sea tossed5 to and fro by the wind.

攀比会让我们感到自己像是随风翻滚的海浪。

The shipment will be made in three equal monthly installments, beginning fro next month.

货物将从下个月起分3批装运，每月装运1/3

When the shuttlecock was hit to and fro with a racket across a net, thegame was badminton.

双方用球拍拍打毽子使它来来往往的越过网前，这种游戏就是羽毛球。

Formed grief, while not heaving to and fro with uncontrollable sobs, has a peculiar profundity.

不再因无法控制的抽泣而来回起伏时，形式了的悲伤有着特殊的深刻性。

These are found on the surface of many of the body's cells, and sway to and fro in moving fluid.

这些是在体细胞表面发现的，并随着液体的流动而来回摇荡。

This makes it seem like he's grinding or rocking to and fro, rather than pulling in and out.

这使得像他的研磨，摇来摇去，而不是拉进拉出。

You must control your thinking. Your thoughts cannot be tossed to and fro like the waves of the sea.

你得控制你的思想，你的思想不该像海浪般翻来覆去。