Keep in mind that resetting the Interval property after the timer has started will reset the current count back to zero.

要记住在定时器开始后重设间隔属性会导致当前计数为0。

youdao

Count back 7-8 hours from when you need to get up in the morning – then stick to that bedtime.

将第二天起床时间往前推算7至8小时上床睡觉，保持睡眠时间固定。

youdao

Count back 7-8 hours from when you need to get up in the morning – then stick to that bedtime.

将第二天起床时间往前推算7至8小时上床睡觉，保持睡眠时间固定。

youdao