只要你需要导引对你就有用。
但是单纯的道歉真的就有用么？
But does simply owning up and saying sorry actually do any good?
很明显在饼干人爱情故事里面，就有用到循环。
Certainly in the cookie love story was there a looping going on.
这是您的钱，请保留兑换单，以后就有用的。
第一单元学得叉积、法向量这些,现在就有用了。
The first unit about cross-products,normal vectors and so on is actually useful now.
这时代码覆盖率分析就有用了，它可以扩展您的视野。
When code coverage analysis is used at such a juncture, the results are frequently eye opening.
如果你花了太多你积攒的钱，你就有用完钱的风险。
If you spend more by dipping further into savings, you risk running out of money.
特别是，当错误页面返回错误的路径时，路径组件就有用了。
In particular, the path component is useful when an error page returns the erroneous path.
如果您打算删除存储过程并且不会重新创建它，那么这个操作就有用了。
This is useful if you plan to drop the stored procedure and not create it again.
但很多时候用户只是想在桌面上使用Twitter的基本功能，这样Itsy就有用武之地了。
Sometimes, however, you just want a very basic Twitter experience on your desktop. That's where Itsy comes in.
iPhone4一经推出，就有用户发现，以某种特定的方式持有手机会大幅降低手机信号强度。
The launch of the iPhone 4 was followed almost immediately by users’ discovery that holding the device a certain way dramatically decreased cell reception.
而如果你研究的是象基本粒子物理学这样的领域，你甚至没有是在从事一种马上就有用的工作所带来的满足。
And if you work in a field like elementary particle physics you won't even have the satisfaction of doing something that is immediately useful.
另一纠纷就是斯匹卑尔根岛之争，俄罗斯宣称自1920年开始就有用那里的开矿权，俄挪威则称挪威拥有那里的环大陆架地区。
Another dispute is around the island of Spitsbergen, on which Russia has had mining rights since 1920. Norway says it owns the continental shelf around it.
而EMF的ChangeDescription接口还可以提供更具体的信息，如“删除某个索引位置的雇员”，这就有用得多。
EMF's ChangeDescription interface, on the other hand, also provides more precise information, such as "remove employee at some index," which would be much more useful.
即使两个同患乳腺癌的病人或者两个同患肺癌的病人他们在分子层面上可能有两种非常不同的疾病。所以对一个人有用的药不一定对另外一个人就有用。
And even two people with breast cancer, or two people with lung cancer, might have two very different diseases on the molecular level, so a drug that works for one might not work for the other.
大多数连接器不需要optional参数，但是如果存储库要求对凭证进行限定，比如Windowsn t域或用户角色，那么这个参数就有用了。
Most connectors don't require the optional parameter, but it can be useful if your repository requires that you qualify your credentials, such as with a Windows nt domain or a user role.
这是一个别人觉得有用的特点，我很快就有朋友想和我一起做东西。
It was a trait others found helpful, and I soon had friends who wanted to make things with me.
首先要把你写书的想法告诉别人，特别是那些已经出过书的人，因为也许就有人能在某些方面给你有用的建议！
Tell others, especially people who have already published a book, about your intention to write a book. You never know what kind of helpful advice you might get!
用户在空闲时间中都沉浸在这些游戏中，哪里有用户，哪里就有商机。
Users are sinking hours of leisure time into these games -and where there are users, there are business opportunities.
“要是每个人都能做好分类的话，就有很多有用的东西可以循环利用，而且还能减少污染，”麦子店街道办事处的工作人员杨晔说。
"If everyone classifies their garbage, we can recycle useful materials and reduce pollution," says Yang Ye, who works for the local government.
那么，现在就有了提供一些有用功能的Python模块，但此模块很简单，除了编写 Python 脚本来使用其中的方法外，并不能使用其进行太多的工作。
So, you have a Python module that provides some useful function, but as it is, there is not much that you can do with it, aside from writing a Python script that uses the methods.
电子游戏可以很容易制造出分别给左右眼看的图像，但对于大多电影和电视节目来说就有些困难了，因为它们在拍摄过程中就没有用3d手法。
A games console can be programmed to produce separate images for left and right eyes relatively easily, but most films and television programmes are not shot in 3-d.
如果你没有用完预算资金，在下次预算中你就有被削减掉这些钱的风险，你不会因为有节余而被认为有效率并得到奖励。
If you failed to spend your allotted funding, you risked losing it in the next budget. You would certainly not be recognized for being efficient.
因为驾驶员离开车辆，假如没有用手刹的话，那么车辆就有也许会发作滑动进而也许形成事端。
Because the driver left the vehicle, if not with the hand brake, then the vehicle is may attack and may form a sliding trouble.
全球每四个城市中就有一个有用水压力。
人们问他为什么那样做，他说如果有人捡到他的一只鞋子，是没有用处的，但是一双鞋子就有价值。
People asked why he was doing that, he said that if the person picked up one of his shoes, it was useless, but a pair of shoes could be valuable.
人们问他为什么那样做，他说如果有人捡到他的一只鞋子，是没有用处的，但是一双鞋子就有价值。
People asked why he was doing that, he said that if the person picked up one of his shoes, it was useless, but a pair of shoes could be valuable.
应用推荐