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。
When the radiant energy of the sun falls on the earth, it is changed into heat energy, and as a result the earth is warmed.
当太阳的辐射能落在地球上时，就变为热能，于是， 地球暖和起来了。
These rare creations are called snow rollers, and Mother Nature makes them all by herself. Snow rollers form when wet snow falls on ground that is icy, so snow won't stick to it.
这些稀有的造物叫雪卷，大自然全凭一己之力创造了它们，当湿雪落在多冰的地面并且不黏附于地面时，雪卷才有可能产生，强风吹动地面上的湿雪，滚动后便形成了雪卷。
So it is both alarming and surprising when life expectancy falls, even for a small part of the population.
所以，当预期寿命下降时就要警醒注意了，即便只是少数人。
In other words, when actual output falls, it can drag potential output down with it-the main reason why Mr Williams and Mr Weidner believe that the gap is smaller than the CBO's estimates.
换言之，当实际产出下降，潜在产出也可能随之下降，这也是为什么Williams和Weidner认为产出缺口小于CBO预测数据的主要原因。
Because tally is a local variable within the function, it is created anew with each call and falls out of scope and is destroyed automatically when each call returns.
由于tally是函数内的本地变量，它将在每次调用时重新创建并清空范围，并且在每个调用被返回时自动销毁。
And the oak when it falls in the forest who hears it through miles and miles of silence?
隔着数英里的寂静，谁能听到一棵橡树在森林中倒下的声音？
Put some effort into working out when your social media is most effective and ensure that when your tree falls in that big social media forest, there are people around to hear it.
多想想怎样的发布时间能让你的社交媒体宣传更为有效，这样才能保证当你的大树在纷纷扰扰的社交树林里倒下时，有人在附近听见了它的声音。
When the number of workers falls relative to the number of retirees, it creates a problem that accounting conventions and clever asset allocations cannot disguise.
当劳动者人数低于退休人员时，问题将爆发，会计准则和英明的资产分配方法再也掩饰不住，纸终究包不住火。
Only when it looks down and notices it, it falls down.
当它往下看，注意到了，便开始了自由落体。
"When the toxic cloud falls down, it ACTS like acid rain, damaging plants and monuments," Ribeiro added.
“当毒云落下，它就像酸雨一样，破坏着植物和古迹，”里贝罗补充说。
When the logic falls into these lines, it drops out of the action and returns to the browser.
当逻辑执行到这些行时，它将退出操作并返回到浏览器。
So, that's a funny property of conventional mortgages -that the mortgage balance declines very slowly at first and then it falls rapidly when it comes to maturity.
这是普通贷款很有意思的特性，即贷款余额在起初减少的非常缓慢，但随着到期日的临近，便会加速递减。
Mid-Autumn Festival falls on the 15th day of the 8th month，it is the time when the moon is said to be at its brightest and fullest.
每年农历8月15日人们一起庆祝中秋，据说这一天的月亮是一年中最亮最圆的。
Because barbecue doesn't require expensive cuts of meat - why bother when you're just going to slather it in sauce and cook it 'til it falls off the bone?
因为烧烤不需要昂贵的切块肉——你在肉上涂了一层层酱，烧到骨头脱落，这不就行了？
And when it does, the very mechanisms that create abundant credit will also destroy it. Most things attract buyers when the price falls.
到那时候，那些创造大量赊帐的非常机制也会将其摧毁。
When a message part falls outside the rules, the Web services runtime presents it to the application (and vice versa) as a generic SOAPElement rather than a mapped type.
当消息部分超出了规则时，Web服务运行时就会把它作为一般的SOAPElement而不是映射的类型呈现给应用程序(反之亦然)。
When it falls below minperm, it could steal both file and computational pages.
当它小于minperm时，可以偷取文件页面和计算页面。
Systematic ideal is meaningful when it falls into the level of concrete operation and practice.
制度理想必须落在具体的操作和实践层面上才是有意义的。
When the radiant energy of the sun falls on the earth it is changed into heat energy, and as a result the earth is warmed.
当太阳的辐射能落在地球上时，就变为热能，于是，地球暖和起来了。
He's totally aware of what's happening when he free falls and just like a first-time jumper he gets all excited about it.
当他自由下落时，他对所发生的事情知道得一清二楚。他像第一次跳伞的人一样兴奋至极。
When a tree falls, it is left to rot and enrich the soil, and so encourage young trees to grow.
当树木倒下时，人们让其腐烂、肥沃土地，使其有利于幼树的生长。
When light (EM radiation) falls onto an object, some of this radiation is absorbed by the object and converted into heat for example, and another part is reflected off of it and into your eyes.
当光落到物体的表面，一部分的辐射被物体吸收转化为热，另一部分反射回来进入我们的眼睛。
So when the nice glass you bought inevitably falls and breaks, someday, you might get upset. But not if you see the glass as already broken, from the day you get it.
所以，当你买的漂亮的玻璃杯某天最终逃不过被摔碎的命运时，你可能会心烦意乱，但如果你在得到它的那天起就把它看作是已破碎的东西，你就不会感到烦恼了。
When you look at a book, it sends some of the light which falls on it to your eyes, and you see the book.
当你看书的时候，它就发射了一些光抵达你的眼睛，然后你就看到了书上的文字。
Finally — and this is important — when a goose gets sick or is wounded by gunshot, and falls out of formation, two other geese fall out with that goose and follow it down to lend help and protection.
最后——也是关键的一点——遇有大雁生病或因枪击受伤掉队时，会有两只大雁离队陪着它，跟在后面提供帮助和保护。
When the sulfur falls back to the ground, it can get trapped and preserved in polar ice.
回到地面的硫会被封存在极地的冰层之中。
The system USES ACLs whenever possible to specify precise permissions for files and directories, but it falls back to using BSD permissions when no ACLs are specified.
如果可能，系统会优先使用ACLs来明确文件和文件夹权限，但如果没有明确的ACLs，系统会退回使用BSD权限。
The system USES ACLs whenever possible to specify precise permissions for files and directories, but it falls back to using BSD permissions when no ACLs are specified.
如果可能，系统会优先使用ACLs来明确文件和文件夹权限，但如果没有明确的ACLs，系统会退回使用BSD权限。
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