They might find it hard or impossible to "switch off".
他们可能会觉得很难或者不可能停下来。
With no hard drive, and a switch to turn off the wireless connection (not the fastest in the world), power can be conserved.
网簿没有硬盘驱动器，有一个转向无线连接的开关(不是世界上最快的)，能节约用电。
For me, this works much better than trying to cheer myself up reading online – email and other distractions make it very hard to switch off mentally.
对我来说，阅读小说远比在网上阅读来的作用更大一些，因为邮件或者其他一些娱乐都会让我很难将注意力完全集中于故事之中。
They find it hard to switch off at bedtime and would rather practice these wonderful new skills.
他们发现宁愿睡前实践这些美妙的新技能也不想关掉灯。
It can be hard to "switch off" from work at times.
有些时候很难“截断”工作的纠葛。
Although it is always hard to take the decision to terminate a mission, we have to accept that the satellite is running out of resources and a controlled switch-off is the best ending.
尽管很难下决定终止它的使命，但我们必须认识到该卫星已经用尽了资源，控制它关闭是最好的结果。
Another example: you are lying in bed, trying to have some rest after a hard day at work, and again the phone is ringing, because you forgot to switch off "your favourite toy"... Terrible!
另一个例子：你是躺在床上，想有一些休息了一天的工作，并再次响起的手机，因为你忘了关掉“你最喜爱的玩具”…可怕！
If you spend too much time during your evening using the Internet or your mobile phone, you might find that you find it hard to switch off at the end of the day.
在晚上如果你花太多时间在上网或手机上，你可能也会发现自己在一天结束的时候对这些很难以割舍。
Another example: you are lying in bed, ing to have some rest after a hard day at work, and again the phone is ringing, because you forgot to switch off "your favourite toy"... Terrible!
另外一个例子：假如你躺在床上，试图在一天劳累工作后休息一下，电话再一次的响了，因为你忘记关闭这个“你最喜欢的玩具”了…太可怕了！
Another example: you are lying in bed, ing to have some rest after a hard day at work, and again the phone is ringing, because you forgot to switch off "your favourite toy"... Terrible!
另外一个例子：假如你躺在床上，试图在一天劳累工作后休息一下，电话再一次的响了，因为你忘记关闭这个“你最喜欢的玩具”了…太可怕了！
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