An event handler is said to be enabled once the associated scope starts.

关联的范围启动时，相应的事件处理程序就已启用了。

youdao

Once enabled in settings, you can tap and hold the screen, rotate the phone horizontally and you'll be sent to the camera app.

ENGADGET: Samsung Galaxy S III preview: hands-on with the next Android superphone (video)

By creating an ad hoc network, the XDJ-AERO can sync with up to four Wi-Fi enabled devices at once, without the need for any extra equipment.

ENGADGET: Pioneer's new WiFi-enabled XDJ-AERO controller says goodbye wires, hello dancefloor (video)

Naturally, once enabled, that sharing is also enabled across your various Netflix-ready devices, letting you see what individual friends have been watching (and letting them see what you've been watching, although you can choose to not share specific titles).

ENGADGET