Rain gathered in a lotus leaf, like Yinzhu rolling back and forth in the above.

雨水聚集在荷叶上，像银珠在上面来回滚动。

This is the same arrangement found in an old-fashioned steam radiator, in which the coiled pipes pass heat back and forth as water courses through them.

这个结构与老式蒸汽暖气片相同，水流经散热器时，热量通过盘管来回输送。

He paced back and forth.

他来回踱步。

In Taipei buildings rocked back and forth.

在台北，建筑物前后摇晃着。

The windshield wipers clacked back and forth.

挡风玻璃上的刮雨器来回刮着，发出咔嚓声。

The people swayed back and forth with arms linked.

人们手拉手前后摇摆着。

She passed the needle through the rough cloth, back and forth.

她用针在那块粗布上来来回回地穿进穿出。

She rocks back and forth on her chair like a mischievous child.

她在椅子上前后晃动，像个调皮的孩子。

The prosecution and defence were bandying accusations back and forth.

原告与被告你来我往，互相指责。

A bus shuttles passengers back and forth from the station to the terminal.

一辆公共汽车在火车站和公共汽车终点站之间往返运送旅客。

He and colleagues have shuttled back and forth between the three capitals.

他和同事们一直来回往返于3个首都之间。

He was moving back and forth to keep warm and asking for change very softly.

他来回走动取暖，轻声地要些零钱。

When it cried, she rocked it back and forth and gave it little comforting pats.

当它哭的时候，她会前后摇动，轻拍安抚它。

A flock of sheep is walking back and forth on the grassland.

一群羊在草原上来回走动。

It'll have to make three trips back and forth for the three trees.

那样就需要为了这三棵树而往返三次。

They continue calling back and forth until they all find each other again.

他们不停地来回打电话，直到他们再次找到彼此。

The same fluctuation back and forth occurs in areas other than intelligence.

同样的上下波动也发生在智力以外的领域。

The old man, still pacing back and forth, ceased to speak aloud, and began to mutter.

老人仍在来回踱步，不再大声说话，开始喃喃自语起来。

Pairs of opponents hit the ball back and forth until one winner emerges from all who entered.

一组组对手来回击球，直到所有参赛者中出现一名胜利者。

He continued walking back and forth, muttering to himself; he had forgotten the King entirely.

他不断地走来走去，喃喃自语；他完全忘记了国王。

You can imagine a bead with a wire going through it and the bead can only slide back and forth.

你可以想象一个有金属丝穿过的珠子而且这个珠子只能前后滑动。

A winch shuttles back and forth, and side to side, on a grid of rails above stacks of containers.

一台绞车在集装箱堆上方的轨道网上前后、左右穿梭。

ChiChi ran back and forth in front of his chair, straining at his leash as if to run down the beach.

芝芝在他的椅子前面来来回回地跑，奋力拉扯皮带，似乎想跑下海滩。

You know, I am still not too clear about the hydrologic cycle, the transfer of water back and forth between the earth and the atmosphere.

你知道，我仍然不是很清楚水文循环，也就是水在地球和大气之间的来回转移。

From what I remember, water changes back and forth from water in lakes and oceans to vapor, and then back to water again when it falls as rain or snow, as precipitation.

根据我的记忆，水往复地变化，从湖泊和海洋里的水变成水蒸气，然后当它以雨或雪——也就是降水的形式落下时又变成水。

If two flying insect populations took up residence in separate nearby valleys, chances are that individuals from each population would fly back and forth, continuing gene flow.

如果有两个飞行昆虫种群居住在相距不远的不同山谷中，那么任一种群中的个体都有可能来回飞行，从而使基因流动继续。

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。

Don't move those flowerpots back and forth.

你别来回摆弄那几盆花了。

So energy can go back and forth.

所以能量可以来来往往。

Back and forth I went with the slides.

于是，我就来来回回地放着幻灯片。