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。
The chemical composition of rainfall changes slightly as rain clouds move.
降雨的化学成分随着雨云的移动而发生轻微变化。
It is recycled endlessly, as rain, snow or evaporation.
它可以再生，下雨下雪或者挥发。
The erosive rain is defined as rain, which can cause soil erosion.
侵蚀性降雨，是指能够引起土壤侵蚀的降雨。
In addition, global warming melts glaciers and causes snow to fall as rain.
除此之外，由于全球变暖，冰川融化，降雪量减少，降雨量增加。
As rain falls, it forms sheets of surface water that transport soil away.
在下雨时，它的形式介绍的地表水运输土壤远离。
When the collected water becomes heavy enough, the water droplet falls to the earth as rain.
水气凝结到一定程度就形成了小水滴，其重量足以使它落到地上，即为雨。
FSO's main drawback is that bad weather, such as rain or fog, can interrupt the signal.
无线光通信的主要缺点是恶劣的天气，如下雨和大雾，能干扰。
Forecasters are predicting more of the same this week as rain and gale-force winds sweep in.
气象部门专家预测，这个星期，强风和多雨的天气还将持续。
As they rise to cross the mountains, the winds are cooled, and their moisture begins to fall as rain.
当气流升高跨越这些山脉时，风的温度就降低了，风中的水分形成降雨。
I paused under the awning of our apartment building, as rain streamed down on either side of me.
我在我们公寓的遮雨棚处停顿了一会儿，雨就在我的身边洒落。
I took off mother's glasses holding in hand, nestling face to mother's icy cheek, my tears run down as rain.
我把母亲的眼镜摘下来握在手中，将脸贴在母亲冰冷的脸颊，我泪如雨下。
Every year, thousands of cubic kilometres (km3) of fresh water fall as rain or snow or come from melting ice.
每年，雨雪和融冰所带来的淡水资源有几千立方千米。
On average, people are extracting for their own USES less than a tenth of what falls as rain and snow each year.
平均而言，人们对某些水资源利用，比如每年的雨雪，利用率还不到十分之一。
TRC ensures straight line driving maneuverability of your vehicle on a slippery road surface, such as rain or snow.
牵引力控制系统（TRC）能够保证车辆在雨，雪天气下的湿滑路面上直线行驶的操控性。
I aspire to their own lives as selfless as rain, all the better left to others, so sad and unhappy story will disappear.
我向往自己的生活能像雨水一样无私，把美好的一切都留给别人，让伤心和不快乐的故事随风而逝。
She still remembers her misery as, without even the most basic necessities, she held her baby and wept as rain poured through the roof.
她还记得当时的悲惨境遇，连最基本的生活保障都没有，她抱着孩子，坐在漏雨的棚子里，暗自落泪。
The droplets were too small to fall as rain, perhaps because the laser just wasn't strong enough or did not hit enough material in the sky.
水滴太小不足以降雨，或许是因为激光不够强大或未击中空中足够多的颗粒。
Storm clouds drop as little as 10 percent of their water as rain or snow, but "cloud seeding" has been used since the 1950s to coax more from them.
暴风云只降下10%水分成为雨或雪，而自1950年代起采用的“云种散播”，可催化降下更多水分。
There is growing evidence that global warming is speeding up the hydrologic cycle-that is, the rate at which water evaporates and falls again as rain or snow.
越来越多的证据显示，全球暖化已经使水文循环加速，换言之，降雨、落雪、再蒸发的速度越来越快。
The first fall two powder, the third fall half: first day such as rain, the second is cleared, the third if rain will fall fifteen. Difficult to estimate.
初一落初二散，初三落月半：初一如下雨，初二则会放晴，初三若下雨则会落到十五。难估计。
Residential roof and direct dialogue took place outside of the natural environment, the most vulnerable, such as wind, such as rain and snow weather conditions.
住宅屋顶直接和外界的自然环境发生对话，最轻易受到诸如风霜雨雪等天气条件的影响。
Helicopters have plucked about 300 people from mountainous Kaohsiung county, in the south of the island, but rescuers are still struggling to reach survivors as rain continues.
在这座岛屿的南部，直升飞机从高雄县山区救出了300多人，救援人员还在冒雨奋力搜寻幸存者。
It's available in both indoor and NEMA 3r-rated outdoor enclosures, able to resist elements such as rain, sleet and ice. And it can be mounted on either a wall or pedestal.
它既可在室内使用，又可在符合美国电气制造商协会3r标准的室外使用，能够防雨水、冰雹和冰等，可被安装在墙或底座上。
If the process is repeated in air currents that are blowing towards mountains, the researchers hope the air will cool enough that the droplets grow large enough to fall as rain.
研究者希望，如果在迎风山坡的气象条件下重复这一试验，由于空气温度较低，水滴很可能凝集形成降雨。
This has made autism a hot topic in popular culture, from films such as Rain man, which starred Dustin Hoffman and Tom Cruise, to books such as the Curious Incident of the Dog in the Nighttime.
这也使得孤独症在大众文化中成了热门，产生了由达斯汀·霍夫曼和汤姆·克鲁斯主演的《雨人》一类的影片，以及《夜色下的死狗之谜》(theCuriousIncident of the Dogin the Nighttime)一类的故事书。
As that soil is eventually shed from the roots by rain and wind and the movement of squirrels climbing around, things like that.
因为土壤最终会因为风雨和松鼠爬来爬去的运动而从根部脱落，诸如此类。
As that soil is eventually shed from the roots by rain and wind and the movement of squirrels climbing around, things like that.
因为土壤最终会因为风雨和松鼠爬来爬去的运动而从根部脱落，诸如此类。
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