您可以通过定义一个变量名来扩展它。

You can extend it by defining a variable name.

youdao

以后您将使用这个密钥名来定位密钥。

Later, you will use this key name to locate your key.

youdao

在清单2中，我使用密钥名来查询密钥。

In Listing 2, I use the key name to query the key.

youdao

I'd really like to have that modularity that says, I'm only going to get access to the values, not by calling their names, but by calling some specific method to get access to their names.

这样我们就丢掉了代码的模块化,我很希望代码有这样的模块化：,我访问变量的值，不是通过直接调用它们的名字，而是通过调用某个可以,访问这些变量名的方法来访问。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now, Tocqueville was of course responding from his own kind of French aristocratic heart, to some extent.

这里托克维尔当然或多或少是站在自己,作为一名法国贵族的角度来发表评论的

耶鲁公开课 - 美国内战与重建课程节选

Five of them sustain moderate injuries, one is severely injured, you could spend all day caring for the one severely injured victim but in that time, the five would die.

其中五人伤势不算严重，另外一人受重伤，你可以花上一整天时间,来医治这一名受重伤的病人,但那另外五个病人就会死。

耶鲁公开课 - 公正课程节选