麻烦谁能准确地翻译这几段话。
The way the system identifies the components that can respond to an intent is by comparing the intent received to the intent filters provided in the manifest file of other apps on the device.
When you declare an activity in your app‘s manifest, you can optionally include intent filters that declare the capabilities of the activity so it can respond to intents from other apps. You can declare an intent filter for your component by adding an <intent-filter> element as a child of the component‘s declaration element.
For example, if you‘ve built an email app with an activity for composing a new email, you can declare an intent filter to respond to "send" intents (in order to send a new email) like this: