应用

In a sentence

• 我在手机上安装了一个新的应用程序。

  I installed a new app on my phone.

  Here, '应用' (application) refers to a software program used on a device.

• 我们需要将这些理论应用到实践中去。

  We need to apply these theories into practice.

  In this sentence, '应用' (apply) describes the act of putting theories into practical use.

• 这个软件不仅仅是一个简单的工具，它还有许多复杂的应用。

  This software is not just a simple tool; it also has many complex applications.

  Here, '应用' (applications) indicates the various functions or uses that the software offers.