A beforehand alarm system has been developed for the automatic water quality monitoring system.
设计了一套完整的水质自动监测系统预警体系。
As a further precaution, all the crows had been fed beforehand.
作为进一步的预防措施，所有的乌鸦都预先喂过食。
When we take a risk we cannot know beforehand what will happen, but if we try our best we are certain to gain something positive from the experience whether we win or lose.
当我们冒险时，我们无法预知会发生什么事，但如果我们尽力而为，不论结果是输是赢，我们必定可以从这次的经验中获得一些积极的启示。
Now, you can set the initial scope beforehand, as a shortcut.
现在，您可以先设置初始的范围作为一种快捷方式。
A schedule of energy supply is made beforehand.
事先人们会制定好一份电力供应表。
If you want to go run a race, for example, you train beforehand.
就像你要想赛跑事先需要练习一样。
To avoid this, make a clear plan of action beforehand.
如果要避免干扰，行动之前就应该要制定一个清晰的计划。
Rehearse and role-play the interview with a friend beforehand.
事先和朋友通过角色扮演排练一下面试。 。
Is it a good idea to do breathing exercises beforehand?
事先做做呼吸训练，是不是一个好主意？
That might be a huge commitment so it's important to ask yourself beforehand, "Do I really want it enough to make that kind of commitment?"
这是个重量级的承诺，所以事先就问一下这个问题是非常重要的，“我真的非得要做这样的承诺吗？”
You'd better mark a white line there beforehand.
你最好事先在那里划一条白线。
It can show on a screen what has been written beforehand on a transparent sheet.
它可以将事前写在透明薄片上的文字等投影在银幕上。
Unless noted beforehand, professors rarely conduct a normal class on the first day.
除非事先通知，教授一般不会在第一天就正式授课。
Or we can arrange beforehand to hire a car from a local car rental company.
或者我们可以提前安排从当地汽车租赁公司租用一辆车。
She had a very sad love story beforehand.
她之前经历过一段非常悲伤的爱情。
Make a list of your questions beforehand.
事先列出你的问题。
To present an indication or a suggestion of beforehand; presage.
预先给予暗示；预示。
No problem, but you must make a good arrangement beforehand.
没问题，但是你事先必须做好安排。
The menu is based on a configuration file which you prepare beforehand (see Configuration).
菜单是根据你事先准备好的一个配置文件来显示的。
The film depicts the timeline as if Charles had said it a week beforehand.
电影里的时间线好像是巴克利早在一个星期前就说了似的。
That is, they should make a shopping list beforehand, and stick to it.
那就是，提前列好购物清单，并严格执行。
Note that this will erase all settings - perform a full backup beforehand.
记住重设会清除所有的内容和设置，重设之前请全部备份。
我事先预定了一张票。
If you anticipate a problem, see the instructor beforehand!
如果你觉得会有问题，请事先与授课人员联系。
We caught up with her beforehand for a few quick questions.
我们提前问了她几个简单的问题。
An apology beforehand for having to take an important call may help a little.
提前说明自己在等一个重要电话，并表示歉意，或许会有一点点帮助。
If the whole operation had not been planned beforehand, a great deal of time and money would have been lost.
如果整个操作不是提前计划的话，就会损失大量的时间和金钱。
If the whole operation had not been planned beforehand, a great deal of time and money would have been lost.
如果整个操作不是提前计划的话，就会损失大量的时间和金钱。
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