r. in a reflex manner
adv. 自动地, 机械地
1. The lights turn off automatically when you leave the room.
当你离开房间时,灯会自动关闭。
2. My computer updates its software automatically at night.
我的电脑在晚上自动更新软件。
3. The doors open automatically when you approach them.
当你靠近时,门会自动打开。