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。
Comments and expectations about China, especially in the developed world, swung from one extreme end to the other, back and forth.
外界特别是发达国家对中国的评价和期待往往从一个极端到另一极端，落差很大。
Then they lined up together, each holding a different number, and shuffled back and forth to order their Numbers from largest to smallest, then smallest to largest.
随后他们站成一排，每人举着一个不同的数字，接着来回移动，以按他们手中数字从大到小排序，再从小到大排序。
The Concorde's limited range, and rules that forbade it from setting off sonic booms over land meant it mostly stuck to its transAtlantic back and forth.
协和式飞机航程有限，而且对其经由陆地上空发出轰鸣声有严格的禁令，因此它只能主要往返于大西洋两岸。
And I find myself still loving to get texts from females, and I text, text, text, back and forth.
而且我发现自己喜欢跟女性朋友短信，我不停的编辑短信，发送，阅读，回复，不断地来来回回。
As they lingered nearby, hoping to dart a biopsy sample from her skin, the dolphin dived and then surfaced with her beak lodged in a conch shell, which she waved back and forth above the water.
（2007年7月31日下午）当时他们（研究人员）在附近徘徊，希望从她（指那只奇特的海豚）身上获取活组织检查样本。这只海豚先是潜到水里，过了一会嘴上固定着一只海螺浮出水面，她在水上面来回挥舞着海螺。
I've gone back and forth from living completely goal-less, to being utterly goal-consumed, and everywhere in between. What I've come to find is this.
我的生活总在“完全地少定目标”和“彻底消灭目标”之间徘徊。
Users can finger-swipe back and forth across various articles from a single news source, or up and down through up to 20 news sources.
用户可以手指轻扫在各种物品来回从一个单一的新闻来源，或向上和向下通过多达20个新闻来源。
Your prior idea results from a still prior idea—and that idea from another, and so forth, like building blocks, until you get all the way back in the hall of mirrors to what I call first thought.
你先前的想法是更早一个想法所结果――而那想法又来自更早的一个，如此类推，象建材一样，直到你回溯到我所谓第一个思维的镜厅。
It is claimed the 29-year-old's lonely life is causing him to display abnormal behaviour, including tilting his head and showing his teeth while pacing back and forth and rocking from side to side.
29年的孤单生活让它出现了一些反常的行为，包括摇头晃脑，露出自己的牙齿，前后不断踱来踱去，或是左右晃来晃去。
Five Fingers Group from the protection of the most convenient and convenient, has been to reach the first peak of the Five Fingers Group and the second peak, back and forth about 4-6 hours.
从保护区登五指山最为便捷，一直可达到五指山的第一峰和第二峰，往复大约在4 -6小时。
The paleoevents are characterized by clustering in time and migrated back and forth from the west segment to middle - east segment.
在时间上，古地震事件的分布是不均匀的，具有丛集的特征；在空间上，具有西段或中东段（中段）来回迁移的特征。
SuXueLin belongs to that kind from demurely moves towards the new feminine transition character, the thought disposition throughout paces back and forth between the tradition and the modern age.
雪林属于那种从闺秀走向新女性的过渡性人物，思想性格始终徘徊在传统与现代之间。
In a few months she learned to flex the wrist back and forth, move it from side to side, and rotate it.
在短短的几个月，她学会了弯曲手腕来回穿梭，从一边移动到另一边，并旋转。
Immediately, box of cigar smoke, cricket also like was stimulated about disorderly bump up and down, back and forth as if to escape from here.
顿时，盒子里面乌烟瘴气的，蛐蛐也好像受到了刺激似的来回上下左右乱撞，好像要逃离这儿似的。
The LORD said to Satan, "Where have you come from? " Satan answered the LORD, "From roaming through the earth and going back and forth in it.
耶和华问撒但说、你从那里来．撒但回答说、我从地上走来走去、往返而来。
Magnetic stay plate can move back and forth to prevent ink from drying and coagulating. Printing pad can move up and down continuously to test position.
磁垫板可连续前后动作，防止油墨干涸凝结，胶头上下可以连续试位。
Magnetic stay plate can move back and forth to prevent ink from drying and coagulating. Printing pad can move up and down continuously to test position.
磁垫板可连续前后动作，防止油墨干涸凝结，胶头上下可以连续试位。
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