However, listening to loud noise for a long time can make these cells work too hard and cause some of them to die.
然而，长时间听巨大的噪音会使这些细胞过度工作，从而导致一些细胞死亡。
However, they have a difficult time making changes for many reasons: changes are hard to initiate and even harder to sustain; they take too long; and people resist them.
然而，他们很难有时间进行变革，因为：很难开始变革，也很难维持；他们花费了太长时间；但是人们还是抵抗变革。
Bedtime isn't just the point where you collapse from working hard and staying up too late, bedtime is the start of a block of time very important to your body.
睡觉不是说你在精疲力竭时往床上一躺了事，对你的身体而言，它是一段非常重要的时间的开端。
After all, when it comes to the real challenges of literary translation, human beings have a hard time of it, too.
毕竟，当涉及到文学翻译的真正挑战，人类有难的时候了。
But persuading my colleagues, who are less email-obsessed than I am, to make the switch at the same time would have been too hard.
但是我的同事并非都像我一样对邮件着迷，说服他们太困难了。
If it feels too hard, soft, lumpy, etc., or the mattress is older than 10 years, then it is time to upgrade.[19]
如果你的床太硬或太软或有硬块，也或者你的床垫已经用超过10年，那么是时候换一张床了。
So every time I see him working, I got to work hard, too.
所以每次看到他工作的时候，我就更加努力的训练。
And while this pain is normal, sometimes that pain lingers for too long. We relive the pain over and over, and have a hard time letting go.
这种痛苦是正常的，有的时候甚至会徘徊很久。我们一遍又一遍的体会这痛苦，而且要经过一段艰难的时间后才能继续前行。
My first point is' no push no change 'but my second point is if you push too hard maybe your time will be slower.
我的第一个观点是‘没有推力，就没有变化’，但是我的第二个观点是，如果你推得太厉害了，反而会让革新变慢。
Doing it manually is possible and not too hard, but why spend the time and effort when a tested and probably much faster implementation already exists?
自己动手来做这些是可能的，也并不困难，但是既然已有经过了测试而且可能更快速的实现，为什么还要花费时间和精力呢？
I sat there in the dirt, by that big old tree, for the longest time trying to fit all the butterfly pieces back together so I could bury them whole, but it was too hard to do.
我浑身脏兮兮的坐在那棵大树旁边。花了很长时间试图把所有蝴蝶的残肢拼凑到一起就为了能够让它们入土为安，但是做起来太不容易了。
The problem: Some runners who are training for specific racesor certain goals run too hard, run too many miles, and don't allow forproper recovery time.
问题:一些为了特别的比赛或者一定的目标而训练跑步者跑的太厉害，跑了太多哩数，不允许适当的恢复时间。
Lily: Let me think. Don't think you have worked a long time and worked too hard?
让我想想，难道你不认为你已经工作很长一段时间和太拼命了吗？
The next time your spouse, parent, or best friend tells you you’re working too hard, take it seriously.
下一次你的爱人、父母、或你最好的朋友跟你说你工作得太忙，要认真对待。
If you're having a hard time kicking a bad habit or limiting distractions through moderation, you might be an all or nothing person too.
如果你很难循序渐进地改掉一个坏习惯或是限制它对你的消极影响，你大概也是一个“全部或者没有”的人。
If actual grandparents are not at hand, no family should have too hard a time finding substitute ones to whom to give unfeigned homage.
如果实际生活中祖父母不在身边，没有哪个家庭会艰辛的为了找到替代祖父母们让我们给以真诚的尊敬。
But at the same time, realize that for plenty of girls, you may be being too hard on them.
但是与此同时，你也应该意识到，对很多女孩而言，你的要求可能太高了。
But it would be first time in history that the international community declares it is too hard so, therefore, let's not continue looking for one.
但是如果国际社会说找出解决方案来实在太困难，所以就别再努力了，那则将是历史上的第一次。
Unless this service really takes a hard look at streamlining this process, it is probably not worth investing too much time in it.
如果这个服务不能对流程进一步改善，还是不要在它上面花费太多时间了。
Work hard, but schedule time to play hard too.
努力工作，同时安排时间去疯狂。
My first point is' no push, no change ', but my second point is, if you push too hard, maybe your time will be slower.
我的第一个观点是‘没有推力，就没有变化’，但是我的第二个观点则是“欲速则不达”。
It's easy to knock off the tasks on a list; it's hard to cope with that sense of having far too much work and nowhere near enough time.
从清单上去掉几项内容很简单，但是应付有很多工作要做又时间不够的感觉却不容易。
The first time I wore it I felt a little too overdressed, a bit too try-hard, but now I throw it on with a T-shirt and jeans and don’t give it a second thought.
第一次穿的时候，自我感觉有点讲究过头了，有点太过造作了，但如今我就随意配穿T恤和牛仔裤，并不太刻意追求该如何搭配。
The first time I wore it I felt a little too overdressed, a bit too try-hard, but now I throw it on with a T-shirt and jeans and don’t give it a second thought.
第一次穿的时候，自我感觉有点讲究过头了，有点太过造作了，但如今我就随意配穿T恤和牛仔裤，并不太刻意追求该如何搭配。
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