使用；运用；应用

to unsew───是看不见的

to unsex───取消发送

to upset───打翻；使心烦意乱

to usher───引座员

to usure───用户

to unbe───解绑

to urge───催促

in use───在使用中

to uncase───拆箱

you know how to use spreadsheets?───你知道电子数据表的使用方法吗？

You have to use the past tense.───要使用过去时。

you ask to use the car?───你是提出想用这辆车吗？

This easy to use overview is paramount for simplifying the troubleshooting of Dynamic Query Mode query performance.───这是易于使用的概览对于简化DynamicQueryMode查询性能的故障排除至关重要。

Chord progressions are free to use, even if you think you create a new one you're really just reusing one that someone else used.───弦进行式可以自由使用，即使你认为自己创造了一种新的进行式，你实际只是使用了别人用过的东西。

The "quick fix" that many countries are trying to use to find their way out of trouble, will only be that with no long term solution.───“快速修复”发生在许多的国家，它们尝试摆脱问题的影响，但是不会得到长久的解决方法。

Or, to use a Platonic image, justice and the State are the warp and the woof which run through the whole texture.───还有，利用柏拉图的想象我们可以发现，正义和国家是编织具有某种质地和纹理的织品和织物的经线与纬线。

Note: If you do not choose to treat your nonresident spouse as a US resident, you may be able to use head of household filing status.───假如你不选择视你的海外配偶为居民，你仍可用一家之主身份报税。

In certain businesses, one of those initiatives might be an explicit strategy to use the service catalog to get free of legacy systems.───在某些业务中，这些创新之一可能是使用服务目录来解放遗留系统的外在策略。

He wanted to use computers to automate the process.

This machine is very simple to use.

Do you need to use English professionally?

I tried to use a sympathetic tone of voice.

These garden shears are lightweight and easy to use.

They were digging up worms to use for bait.

My boss doesn't allow me to use the telephone.

Life is long if you know how to use it. 

Try to use your time sensibly.