1·The main spring of the alarm clock is broken.
闹钟的簧断了。
—— 《新英汉大辞典》
2·With the right amount of sleep you should wake up fresh and alert five minutes before the alarm rings.
有了适量的睡眠，你就应该在闹钟响前的五分钟精神抖擞地醒来。
3·It's 5:00 in the morning when the alarm rings in my ears.
早上5点，闹钟响了。
4·Most people require between 7 and 8 hours each night. If needed, set a bedtime reminder alarm on your alarm clock.
大多数人每晚需要7-8小时睡眠，如果需要的话，在你的闹钟上设置一个睡前提醒闹铃。
5·Since then, I’ve always positioned my alarm clock across the room, so that I have to get out of bed to switch it off. So long as you stay out of bed once you’re up, you’re there!
我十几岁的时候发现我可以找到闹钟把他们关掉然后继续睡觉，从那时起我总是把闹钟放在屋子另一边那样我就必须起床才能关掉它，只要你一离开床，你就醒了。