One often-touted purpose is a "try before you implement" capability.
经常提及的一个用途是，它能“进行执行前的尝试”。
Web deployment models empower customers to try before they buy with minimal risk and cost.
Web部署模型允许顾客在购买之前先试用，这样以来，就将顾客的风险和成本减到了最少。
Don't dismiss things out of hand. Be willing to give things a try before discounting them.
不要马上否决事情，在评价前先试一试。
Temporary talent agencies can give their customers a chance to "try before they buy" as well as filling the job immediately.
临时人才公司能够给它们的客户一次“买前先试”的机会，也能立马填补职位空缺。
He considers himself powerless, and complains about it all day long, refusing even to have a try before giving it up in the end.
他认为自己是无能为力的，并且整天抱怨，甚至拒绝在最后一次尝试之前就放弃了。
The free IDE comes with a free 30-day trial of the Pro features set so that you can give them a try before deciding whether or not to buy.
这个免费的IDE对这些专业功能提供了30天的免费试用，你可以在试用后再决定是否购买。
After a designer is done with creating the images for your web page, there are still some things you can try before you FTP those images to your web server.
设计器通过创建您的网页，图像完成后，仍有一些可以尝试在你面前的东西FTP这些到您的Web服务器的图像。
Perhapss UK shoppers might benefit from adopting this more relaxed approach to shopping, and taking the saying, 'try before you buy' to new, more literal levels.
英国顾客若是接受这种更加轻松的购物方式，说不定会受益良多，像俗话说的那样“买前需先试”，只不过“试”出了新高度，试得更真实罢了。閯。
I went to a computer shop and bought two DVD-R DL disc in case one if it fails to burn, at least I still have another one to try before going to shop and buy more DVD-R DL discs.
我去了一个电脑商店买了两个DVD - RDL的光盘案件之一，如果它未能烧伤，至少，我还有另外一个来尝试才去商店，并购买更多的DVD - R DL光盘。
Most common pin and tumbler locks can be picked with a little luck and finesse—so before you call a locksmith, try this.
用一点运气加上策略，大多普通的弹子锁都能被打开——所有在你请锁匠之前，尝试一下这个。
I'll give you a free path so that you can try out the facilities before you decide.
我会给你一条免费通道，这样你在决定之前可以先试用一下设施。
But before we try to emulate geniuses or encourage our children to do so we should note that some of the things we learn from them may prove unpalatable.
但在我们试图模仿天才或鼓励我们的孩子这样做之前，我们应该注意到，我们从他们身上学到的一些东西可能并不适合我们。
She has the courage to try again, to open her hearts, and to know that not everyone is the same kind of people as before.
她有勇气再试一次，敞开心扉，去了解不是每个人都和以前一样。
For instance, witnesses sometimes see photographs of several suspects before they try to identify the person they saw in a lineup of people.
例如，目击者有时会先看几名嫌疑人的照片，然后才尝试去指认他们曾在人群中看到的那个人。
If the wrong paddle was pressed, the dolphin had to wait several seconds before it could try again.
如果按错了踏板，海豚必须等几秒钟才能再试一次。
You should never say no before you try.
在你尝试之前永远不要说不。
Before you try a new thing, you might think, "I don't like that."
在你尝试新事物之前，你可能会想，“我不喜欢那样。”
So, get an early start and try to be as productive as possible before lunch.
所以，早一点开始，并尝试着在午饭前尽可能高效。
One of the ground rules of the swap should be that everyone must try on the clothes before they take them—things always look different when you put them on.
交换的基本规则之一应该是，每个人在拿衣服之前都必须试穿——当你穿上它们的时候，它们总会看起来不一样。
Don't try to make a conclusion in a hurry before you see the whole of it.
在没看到全貌之前，不要急于下结论。
Try reading or listening to quiet music instead of using electronics before bed.
试着在睡前阅读或听安静的音乐，而不是使用电子产品。
During your exam period, you want your brain to work at its very best, so build in relaxation time before bed, avoid late night revision sessions and try to go to bed early so you get enough sleep.
在考试期间，你想让你的大脑处于最佳工作状态，所以在睡觉前安排放松时间，避免深夜复习，尽量早点睡觉，这样你就能得到足够的睡眠。
Try this on Fridays before leaving the office for the weekend — or each night. Mentally lock the cabinet, if necessary.
周五在离开办公室去度周末之前尝试这种方法或者每个晚上尝试.如果需要,从心里锁上这个档案柜.
I know this sounds a little bit "out there," but again, as always, I challenge you to TRY it before you dismiss it because this is really an incredibly powerful truth.
我知道这听起来有点“扯”，但是还是那句话，通常情况下，在你反驳之前试试，因为这确实是不争的事实。
One of my main thrusts on the group is to guide them in what Agile really is, and to encourage them to try it before they try to decide how it fits in.
我在尽力为这个讨论组做的事情，是让他们知道什么是真正的敏捷，并鼓励他们在判断敏捷如何适用之前先去尝试。
My suggestion is to try polling before you attempt to create some incredibly complex real-time solution.
建议在考虑某种极其复杂的实时解决方案之前尝试一下轮询。
Although you can buy some quit-smoking products without a prescription, it's best to consult your doctor before you try them.
虽然你能够购买到一些非处方的戒烟制品，但是最好在使用前咨询医生。
If your laptop's battery is on fire, try unplugging the smoke detector before running this program.
如果膝上型电脑的电池着火，请在运行此程序之前先拔掉感烟探测器。
If your laptop's battery is on fire, try unplugging the smoke detector before running this program.
如果膝上型电脑的电池着火，请在运行此程序之前先拔掉感烟探测器。
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