Regardless , turning off the alarm is a simple matter , thanks to built-in ultrasonic and activity sensors .

不管怎样，解除警报声很简单，这要归功于内置超声波传感器和活动传感器。

And I completely forgot about the alarm .

我完全忘记了警报的事了。

To find this time subtract 7-8 hours before your alarm time .

把你的闹钟时间减去7-8个小时你便得到了睡眠时间。

But I was awake long before the alarm went off .

可其实在闹钟响之前，我已经醒了很久。

When the alarm goes off , return to your routine .

当闹钟响起，就回到你的日常生活中去。