If an application is not performing adequately, it is generally more desirable to add more columns to an existing index, or add new indexes to a table as your first options.
如果一个应用程序执行时的性能不合格，较为可取的做法通常是添加更多的列到现有的索引中，或者为一个表添加新的索引，这种做法是首选。
Although e-bikes first appeared in the 90s, cheaper options and longer-lasting batteries are breathing new life into the concept.
虽然电动自行车最早出现在上世纪90年代，但更便宜的选择和更持久的电池正在给这一概念注入新的活力。
This article first provides a listing of all the content retrieval options with a description of each option, then further explains when to use each option.
本文首先提供一个所有内容检索选项的列表，并对每个选项进行了描述。然后进一步解释什么时候使用这些选项。
But first, you can assign it a title by sending a header in the options for the request.
不过首先，我们可以为它指定一个标题，它可以通过在请求的选项中发送头部来实现。
For this to succeed, you would first need to launch the remote VM with key command-line options.
要让这个选择成功，首先需要用关键的命令行选项启动远程虚拟机。
First, let's assume that you're not going to cut out sweets entirely. So what are your options?
首先，让我们假设一下，你不想戒吃甜食，那么你的选择是什么呢？
It first defines a new element, , and links it to an options array containing key-value pairs.
它首先定义了一个新元素 ，然后将它链接到一个包含名称-值对的选项数组。
The economic situation might look brighter in another city, but career experts advise unemployed job seekers to first exhaust all options in your current town or city before considering a move.
其他城市的经济情况可能看起来会比较好一点，但是职业专家建议失业的求职者在搬迁之前应该优先考虑当地的所有选择。
On the client side, before sending an HTTP request, first send an HTTP OPTIONS request to check if the operation you want to perform is supported by the server.
在客户端，在发送HTTP请求之前，先发送一个HTTPOPTION请求检查服务器端是否支持你要执行的操作。
Your doctor will probably approve over-the-counter remedies and soaking in sitz baths but discuss your options first.
你的医生可能会批准你买些不需要处方的补救方法，或泡个坐浴，但先谈论一下你的选择。
Your doctor will probably approve over-the-counter remedies and soaking in sitz baths, but discuss your options first.
你的医生可能会批准你买些不需要处方的补救方法，或泡个坐浴，但先谈论一下你的选择。
The first three approaches listed above are valid options, but the focus for this discussion is the fourth approach, the progressive renewal of banking core systems.
上面列出的前三个方法都是有效的选项，但本文的讨论将以第四个方法为重点，采用渐进的方法更新银行核心系统。
Choose the dashboard option to show the first three options in one window, each showing a different threshold level.
选择仪表板选项可以在一个窗口中显示前三个选项，每一个都显示不同的临界值水平。
If you choose the first two options, use the CTRL with the mouse to get a thumbnail window for each option to appear side by side.
如果您通过CTRL和鼠标同时选择前两个选项，那么您会看到一个显示两个相邻选项的缩略窗口。
There are many options, and it's not always clear what to do first and how it will all lead to achieving your goal.
有很多种选项，首先要做什么，以及怎样实现目标有时候并不是很明晰。
The first step is knowing which foods are better options when it comes to energy density.
谈到能量密度第一步即应了解哪些食品更适合我们选用。
When a bankrupt GM first put the businesses on sale last year, it had several options.
去年，当即将破产的通用开始变卖资产时，它面临几个选项。
Finally, on the form properties dialog, check the "Automatically refresh fields" option in the Options section located on the first TAB (see Figure 5).
最后，在表单属性对话框中，选中第一个选项卡中options部分的“Automaticallyrefreshfields”选项(见图5)。
The first two options are likely to lead to unhappy outcomes for Yahoo.
前两项选择的结局很可能不利于雅虎。
First of all you'll need to configure your kernel's options using the command make config.
首先，需要使用makeconfig命令来配置内核的选项。
To parse the command-line options first, you just call the args method.
首先是解析命令行选项，只需调用args方法即可。
For the first get, we specify that no match options are required — we are prepared to receive the first message in any group.
对于第一个get，我们指定不需要任何匹配选项——准备接收任何组中的第一条消息。
In general, it's a good idea to test debugging options using the Eclipse samples first.
一般来说，先用Eclipse示例测试一下调试选项比较好。
In Domino 7, we provide configuration options that allow users to log in first to Domino.
在Domino7中，提供了允许用户首先登录到Domino的配置选项。
First, I had to decide between a couple of options, such as Do I want a desktop or Web-based interface?
首先，我必须在一对选项之间做出选择，如我需要桌面界面还是基于Web的界面？
The first is to manually add your feeds. Select 'Options' and then' add feed '.
第一部是手工添加供稿。
The first two mount options turn off atime updates, which are very rarely needed and serve little purpose other than to degrade filesystem performance.
前面的两个mount选项关闭atime更新，几乎不需要 atime 更新，并且它除了降低文件系统性能之外几乎不起任何作用。
These views appear to be incompatible, and the first two options break the layering principle (see sidebar), each in different ways.
这些选项看起来彼此不相容，其中前两个以不同的方式打破了分层规则(请参见侧栏的内容)。
In the command above, the first two options specify a resolution of 3520x720 for the composited images.
在上述命令中，前两个选项指定合成图像的分辨率为3520x720。
In the command above, the first two options specify a resolution of 3520x720 for the composited images.
在上述命令中，前两个选项指定合成图像的分辨率为3520x720。
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