Once use cases are being identified, the set of activities in a use case can be documented as major steps in a use case.
标识了用例后，用例中的活动集可以作为用例中的主要步骤进行记录。
And, the valuable data they get from consumer behavior can more readily be put to good use once users actions are able to be tracked in a consistent manner.
而且一旦用户的行为能够以一种更为连贯的方式加以追踪，那么他们得到的有关消费者行为的宝贵数据便可以得到更好的利用。
Once you've gotten an idea of how color and tone affects your website, use it to your advantage.
一旦你了解了颜色和色调如何影响您的网站，就要利用它们的优点。
Sadly, the spirit of inquiry once at home on campus has been replaced by the use of the humanities and social sciences as vehicles for publicizing "progressive" or left-liberal propaganda.
可悲的是，曾经在校园里盛行的探究精神已经被作为“进步”或左翼自由主义的宣传工具的人文和社会科学所取代。
Chewing gum, once bought primarily by adolescent boys, is now featured in commercials as a breath freshener and teeth cleanser for use after a meal.
曾经主要由青少年购买的口香糖，现在在广告中被用作饭后的口气清新剂和牙齿清洁剂。
Once these plants use up their stored reserve or tap out the underground supply, they cease growing and start to die.
一旦这些植物耗尽它们储存的水或者用完地下水源，它们就会停止生长并开始死亡。
"I have tried, but it is of no use; I may just as well give up at once."
“我试过了，但是没有用；我还不如马上放弃。”
Once enough people realize the need for recycling, more effective recycling systems can be put into use.
一旦足够多的人意识到回收的必要性，更有效的回收系统就可以投入使用。
Once I get there, there would be no daily list of activities, sightseeing trips, television or business centers I might use to "check-in" at work.
我一旦到了那里，就不会有每天的活动清单、观光旅行、看电视或在工作时“签到”的商业中心。
Once specified, those use cases contain the software requirements.
一旦具体化，这些用例就会包含软件需求。
Once there, they use tape measures, callipers and a hand-held laser to measure the heights and girths of all the trees within a 500-square-metre plot.
到达目标后，在圈定好的500米区域内，他们用卷尺，测径规和手持激光设备对所有树木的高度和树围进行测量。
Dataflow variables may only be bound once, so their use is limited.
数据流变量可能仅被绑定一次，因而其使用是有限的。
Once set, all method invocations use these URLs unless the values are modified.
一旦设置之后，在修改这些值前所有的方法调用都使用这些URL。
Once docked, ships traditionally continue to use diesel to power the vessels.
船只一旦停靠码头，传统上一直适用柴油作为动力。
Using every declaration just once means making strict use of selector grouping.
每种声明只使用一次意味着对选择器进行更加严格的分组。
Because components can be reused in multiple ways, you optimize your effort with a "build once, use many" approach.
由于可以通过多种方式重用组件，因此可以通过“一次构建，多次使用”的方式优化开发。
Use it: once you know your best hours, use those for your hardest tasks - anything requiring lots of concentration or creativity.
使用它：一旦你知道你的效率最高的时段，在这时段内去完成最艰难的任务——任何事情需要你的专注和创造。
If you have a few small programs, you could load them all at once, then use different entries when starting a run to run different programs without redoing the whole load process.
如果有几个小程序，可以一次将它们全部加载，然后在开始运行时使用不同的入口点来运行程序，而不用重新执行整个加载过程。
Lock her in a room with a million of them all ringing at once and she'll use one of their cords to strangle herself.
把她关在一个房间里，房间里装上一百万台同时响起的电话，她会用其中一条电话线把自己活活勒死的。
One option is to keep a central queue and use it once to deliver all notifications when an event arises.
其中的一种方法是保持一个中央队列，并在事件发生时使用它来发送所有通知。
Once underwater, you can use the 'look around' button to tilt the view and see the extent of this great undersea canyon.
一旦深入海里面，你就能够用‘四处看看’按钮来倾斜视觉和看到扩展到海地的峡谷。
Once some use cases and supplementary requirements are identified, they are prioritized, so that their order of development can be decided.
一旦确定了一些用例和补充规约，就可以决定它们的开发次序。
If you run into trouble with this, just bend the "declaration just once" rule - and use it more than once.
如果你遇到这种情况，就不要管“每种声明只使用一次”的规则了。
The use case ends once the user confirms that the unavailable items have been resolved.
一旦用户确认缺货物品的问题已解决，则此用例结束。
BRIAN KNUTSON: Once we started to use money, we found very reliable activation in these emotional circuits.
布莱恩·克努森：一旦我们开始用钱，我们觉得很可靠，这些情绪回路的活化。
It would be best to define a logical type exactly once and use that definition throughout your interface.
最好是明确定义一次逻辑类型，然后在整个接口中不断使用该定义。
Once again, we use a programming problem from Project Euler, but this time it's problem No. 2.
同样地，我们仍然使用Project Euler中的一个编程问题，但是这次，它是问题2。
Once again, I use the Roo shell to add the password field to the Speaker entity.
我将再次使用Rooshell来将密码字段添加到Speaker实体。
Once done, use aclput to put the acl definition into the files you wish to copy in the acl attributes.
完成之后，使用aclput把acl定义复制到希望复制acl属性的文件。
These different topologies can be constructed once for each use and then saved in the form of a pattern, thus making it reusable across the different teams as necessary.
这些不同的拓扑结构可以针对每次使用进行一次性构造，然后以模式的形式保存起来，从而实现在需要时跨不同团队的重用。
应用推荐