许多父母在将钱留作大学学费时，然而有些则在进行另一项巨大开支：为他们十几岁的孩子们买车。
While many parents are putting money aside for college tuition, some are taking on another big expense: buying cars for their teenagers.
它们应该留作紧急通讯之用。
发现并常备笑话，把生活中有趣的事情记下来留作应急之用。
Make laughter last. Write down the amusing things that happen and save them for a sad day.
如果真的是那样，我要储藏我最喜欢的衣服，留作未来之用。
If that's true, I'm going to garner my favorite clothes and save them for the future.
不看该核心契约，很难做出评论，因此我们将其留作以后讨论。
Without seeing the core contracts, it is difficult to comment, so we'll save that for a future review.
奥运会门票共有700多万张，其中75%左右留作国内发售。
In total, more than seven million tickets are available for the Olympic Games, with about 75% having been reserved for domestic sale.
但是保留作家的作品集正的能够提供一个更为丰富的文化收益么？
But does retaining writers' collections really offer a broader cultural benefit?
我认为，一些散钱会进入到股市，更多的则会继续保留作为价值收益。
My hunch is that while some of the ultrawealthy will move into stocks, many more will continue to value preservation over returns.
为我装好饭盒，留作明天的午饭。我自己也能做这件事，但我总是会忘记。
Packing me leftovers to take for lunch the next day. I can do it myself but I always forget.
然后，第二轮访问扫除未标记的对象，将未使用的闲置内存留作新分配之用。
A second pass then sweeps away the unmarked objects, leaving behind free memory than can be used for new allocations.
飞行员拿了一把他留作此用的锤子砸碎了座舱内仪表盘、无线电和其他机密设备。
The pilot armed with a hammer that he kept for such situations smashed the instrument panel the radio and the other classified fixtures inside the cockpit.
permit使用显式或隐式主题的两个重载形式留作环境特定实现的空白存根。
The two overloaded forms of permit that use an explicit or implied subject are left as blank stubs for environment-specific implementations.
在本例中，我将向您展示如何根据标题进行排序，并将根据艺术家进行排序留作练习。
In this example, I'll show you how to sort by title, leaving sorting by artist as a learning exercise.
但如果子女没上大学而是去混社会，那么父母可以把这保留这部分资金留作退休金使用。
But if Junior skips college for a life as a globe-trotting troubadour, the parent can keep the money and put it toward retirement.
一个相当基础的电路(留作练习，不过并不难)处理控制电压并输出与电压成比例的恒流。
A fairly basic circuit (left as an exercise, but it's not difficult) can take the control voltage and output a constant current which is proportional to the voltage.
我把20%左右的资产留作现金，放在私人银行里，但以普通商业银行帐户的方式对待它。
I keep around 20% of my assets in cash at a private bank, but I treat it just like a normal commercial bank account.
总是可以添加一些新的内容，因此在下面的小节中，我们来看一看可以将哪些内容留作练习。
There are always new things that could be added, so in the next and final section, we'll look at a list of things left as an exercise for you.
那只鸟突然就开始拍打翅膀，那是一只幼鸟，尚不能飞行，有一个士兵把它收留作为宠物养着。
The bird suddenlystarted to flap its wings, although it couldn’t fly. The bird was just a littlebird.
我会把这个留作联系，你们可以回去看看书，找一下吉布斯-亥姆霍兹，搞明白为什么是这样。
And I'll leave that as an exercise for you to go back and figure out what, you can go back to your textbook and look at, you know under the index. Gibbs-Helmholtz, and figure out why this is the case.
当这名工人问普京是否可以送他礼物留作纪念时，普京有些茫然，并做出了自己没有准备的手势。
The worker asked whether Putin could give him something to remember him by. A bemused-looking Putin gestured he had nothing to give.
尽管我打算把Peterson留作中间名(这一方式将很快取代连字符)，但这并不是一回事。
While I plan to keep Peterson as a middle name (an occurrence that is quickly replacing the hyphenate), it is simply not the same.
画廊主人们往往会把最先挑选作品的机会留给其支持者们，甚至允许他们在画展开始前提前预留作品。
The gallerist will often give such supporters first pick of new pieces or even let them reserve works well in advance of a show.
把东西偷过来，留作后用。随身携带素描本，写进你的书里。把从杂志上撕下来的放到你的剪贴簿中。
Steal things and save them for later. Carry around a sketchpad. Write in your books. Tear things out of magazines and collage them in your scrapbook.
我通常会为每个操作系统分配40GB到60 GB的空间，将剩余的磁盘空间留作装载其他内容。
I usually allocate somewhere between 40 GB and 60 GB per operating system, and I leave the rest of my disk free to load other distributions.
我现在仍然在早上工作得最好(虽然不总是那么早)，所以我尽量把这几个小时保留作为我的写作时间。
I still do my best work in the mornings (though not usually that early), so I try to keep those hours for my writing.
后来在她生病期间，我们带她出去坐船在河上旅行了一次，回来后，内屋三楼上的一间屋子就留作她用。
Then in the course of her illness she was taken for a boat trip on the river, and on her return a room on the third storey of the inner apartments was set apart for her.
后来在她生病期间，我们带她出去坐船在河上旅行了一次，回来后，内屋三楼上的一间屋子就留作她用。
Then in the course of her illness she was taken for a boat trip on the river, and on her return a room on the third storey of the inner apartments was set apart for her.
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