The drug will be useful to hundreds of thousands of infected people.
这种药物将会对成千上万感染者有用。
Some parents now are choosing to save the cord blood, have it frozen, locked away somewhere just in case it is useful to their child later in life.
现在有些父母选择保存脐带血，把它冷冻起来，锁在某个地方，以防日后对孩子有用。
Tom had wit enough to perceive that here was a lad who could be useful to him.
汤姆很聪明，他知道这个小伙子会对他很有用。
Once our services cease to be useful to them, we're expendable.
一旦我们的服务对他们没了用，我们就是可消耗的了。
A tripod will be useful to align and steady the camera.
三脚架会有助于对齐稳住照相机。
These books about history are useful to students as they can learn more about their motherland.
这些关于历史的书对学生很有用，因为他们可以借此更多地了解他们的祖国。
Some have compared the Hollywood studio system to a factory, and it is useful to remember that studios were out to make money first and art second.
有些人将好莱坞的电影制片厂制度比作工厂，而且有一点要记住的是，制片厂的首要任务是赚钱，其次才是艺术。
Some of these studies have looked at how weak-tie networks are useful to us in other ways, and one thing that seems to improve as a result of weak-tie influence is our health.
一些研究关注弱关系网络在其他方面对我们的作用，而由于弱关系的影响，我们的健康似乎得到改善。
We want to hear from him and from other partners in the region what would be useful to help them.
我们希望从他和该地区其他伙伴那里听到对帮助他们有用的信息。
Many critics claim that some subjects taught in educational centres are just wasting time and are not useful to the student.
许多评论家声称，在教育中心教授的一些课程只是在浪费时间，对学生毫无用处。
Remote sensors enable algorithms to interpret a field's environment as statistical data that can be understood and useful to farmers for decision-making.
遥感让算法把统计数据以一种能够理解的方式向农民解释田间环境，有助他们做出决策。
I suppose it'd be useful to have the instructions that go with the camera too.
我想如果有与相机配套的说明也会很有用。
So, in the end I decided to choose English which was my second favourite subject and I thought it would be more useful to me than studying anything else.
所以，最后我决定选择英语，这是我第二喜欢的科目，我认为它比学习其他任何东西更有用。
Gestures are also useful to help you stress the right words or even find the words you need.
手势也能帮助你强调正确的单词，甚至找到你需要的单词。
These variations are normal, and it's more useful to think of life as something that is ever evolving and changing, rather than a high risk enterprise where things could go wrong with one misstep.
这些变化很正常，我们不应把生活看作是运营一家高风险公司，一步错就步步错，而应把生活视为一个持续发展和变化的过程，这将会大有裨益。
It was very useful to have a clear goal.
目标明确是十分有用的。
This ability is useful to animals in lots of ways.
这种能力在很多方面对动物都很有用。
We teenagers should aim at contributing something useful to the society.
我们青年人应该以为社会做贡献为目标。
Some believe that gene editing could be useful to HIV patients.
一些人认为，基因编辑可能对艾滋病患者有用。
It's a skill which is useful to them in future life.
这是一种对他们未来生活有用的技能。
That is why whistling is so useful to the local people.
这就是为什么吹口哨对当地人如此有用。
In fact, there are plenty of plants that are actually very useful to humans.
事实上，有很多植物对人类非常有用。
If you think it is useful to mark books, you will have to buy them.
如果你认为在书上做记号是有用的，你就得去买它们。
It's less useful to tell your friends that their dish tastes "interesting" than it is to suggest adding a little salt.
告诉你的朋友他们的菜尝起来“很有趣”是没什么用的，远不如建议加一点盐。
It is useful to carry out the measurements at the isosbestic point.
在等吸收点进行测量是有用的。
Only spend time documenting something if it will be useful to some stakeholders.
只有当某些信息对相关的人有用的时候才花时间记录。
So it can be useful to have a set of guiding focuses in your business.
因此想做好生意，一些指导业务重点的原则还是很有用的。
These elements are quite useful to show the widget types to users.
这些元素对于向用户显示小部件类型非常有用。
When writing your detectors, it's often useful to print the values for them.
在编写自己的检测器时，打印出它们的值通常是有用的。
It is optional but useful to model partitions.
建模划分是可选的但是有用的。
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