医院因一天24小时在使用而无法轻易进行疏散。
As they are occupied 24 hours a day, hospitals cannot be evacuated easily.
他还以一种非正统的方式使用滑雪杖，就是在滑雪时用它推动自己。
He also used ski poles in an unorthodox way—to propel himself as he skied.
如果你是一个平常说话喜欢带口头禅的人，你就要训练自己小心地避免在接听电话时使用这些。
If you're a person who uses pet phrases when you speak, you should train yourself carefully not to use these when you speak on the phone.
四个月后，帕尼亚虽然不情愿，但勇敢地决定尝试去教育公众，并争取通过法律禁止司机在汽车行驶时使用手机。
Four months later, Pania reluctantly but courageously decided to try to educate the public and to fight for laws to ban drivers from using cell phones while a car is moving.
尽管在小说刚出版时，鲍德温使用全白人演员的做法似乎很勇敢，但也有一些值得注意的先例。
Though Baldwin's use of an all-White cast seemed brave when the novel was first published, there were notable precedents.
在调查过去的气候条件时使用的一种非常古老的方法是测量古代湖泊的水位。
One very old method used in the investigation of past climatic conditions involves the measurement of water levels in ancient lakes.
一张谷歌词频统计图显示，到1993年时，在各类书中，气候变化这一词的使用频率就已经超过全球变暖。
A Google Ngram Viewer chart shows that by 1993 climate change was already more commonly used in books than global warming.
只在必要时冲厕所：这意味着不要把厕所当作垃圾桶使用以避免浪费水。
Only flush the toilet when necessary: this means to not use the toilet as a garbage to avoid wasting water.
首先，这些武器应当只在遭受核袭击后反击时才使用。其次，这些武器的拥有必须是一种临时的应急手段。
First, the weapons should be intended for use only in retaliation after a nuclear attack. Second, the possession of the weapons must be a temporary expedient.
他在讲演中使用了探险时拍摄到的幻灯片。
His lecture was illustrated with slides taken during the expedition.
在与同事、家人和朋友的交谈中，以及在给亲密朋友写私人便条或信件时，我们会使用非正式的语言。
Informal language is used in conversation with colleagues, family members, and friends, and when we write personal notes or letters to close friends.
在与同事、家人和朋友的交谈中，以及在给亲密朋友写私人便条或信件时，我们会使用非正式的语言。
Informal language is used in conversation with colleagues, family members and friends, and when we write personal notes or letters to close friends.
他在接受《新科学家》杂志采访时表示，语言必须以某种方式构建，否则就会更难使用。
Language has to be structured in a certain way, or it will be harder to use, he told New Scientist magazine.
你在做口头报告时使用的语言和风格不应该与你在书面写作时使用的语言和风格相同。
The language and style you use when making an oral presentation should not be the same as the language in style you use when writing.
他们还发现，使用免提设备的小组在执行任务时比不使用免提设备的小组多犯83%的错误。
They also found that the group using the hands-free kit made 83% more errors in their tasks than those who were not talking.
试着在写作时使用新单词。
为了在我们使用语言时成功引用，说话者和被引用的对象之间必须有合适的关系。
In order to successfully refer when we use language, there must be an appropriate relationship between the speaker and the object referred to.
你认为政府应该立法对那些在穿过马路和十字路口时使用手机的人罚款吗？
Do you think the government should legislate laws to fine people who use cell phones when crossing roads and intersections?
药物只有在试验证明它们是相对安全的情况，且其益处大于风险时，才会被批准使用。
Drugs are only approved after tests have demonstrated that they are relatively safe when used as directed and when their benefits outweigh their risks.
为此，牧师使用了长长的茅草，当风筝在空中飞时，这些草就会在风筝后面飘动。
For this the priests used long grasses, and these—when the kite was in the air—would stream along behind it.
当你和家人坐下来吃饭时，你有没有想过人们第一次使用筷子是在什么时候、什么地方？
When you sit down with your family to eat a meal, have you ever wondered when and where people used chopsticks for the first time?
另一方面，人造除草剂虽然不再持久，但可以在作物生长时重新使用。
Synthetic herbicides, on the other hand, although not any longer lasting, can be reapplied as the crop grows.
当使用这些Web服务器运行测试时，您会感觉好像是在赛道上驾驶一辆微型赛车。
When you run your own tests with these Web servers, you'll have the feeling that you showed up at a race track with a go-kart.
在初次接触时，它可能会有些正经和不苟言笑，随着它逐渐了解使用者，它会呈现出更加轻松、亲切的状态。
In its first encounter, it might be somewhat honest and unsmiling that it came to know the user it would progress to a more relaxed and intimate style.
还有一个计划，一系列的臂带和腰带夹托住充电器，以便你在移动时使用。
There's also a plan for a range of armbands and belt clips to hold the charger while you are on the move.
虽然大多数人可能（在某种程度上）仍然需要按时限办事，但在执行需要更多创造力的工作时，应该使用基于任务办事的方式。
While most people will still probably need, and be, to some extent, clock-timers, task-based timing should be used when performing a job that requires more creativity.
在2011年美国邮政署 （USPS）的一项案例研究中，该机构强调其庞大的基础设施是遭遇灾难或恐怖袭击时需要使用的“联邦独有资产”。
In a 2011 USPS case study, the agency emphasized its massive infrastructure as a "unique federal asset" to be called upon in a disaster or terrorist attack.
在这里，人们在工作时使用天窗。
在练习时，使用镜子或录像等物品，可以展示演讲者在面对观众时他们的样子和声音。
Using objects such as mirrors or video recordings as they practice can show speakers what they look and sound like to the audience.
在回应过去的批评时，特温格和她的同事强调，他们并没有试图证明使用电子设备会降低年轻人的幸福感。
In response to past critics, Twenge and her co-researchers stress they are not trying to prove that the use of digital devices reduces young people's wellbeing.
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