"Sometimes, bad things happen again and again, and we never understand why, "Michele said, wishing ther was something she could do to ease her pain.
“有时候，糟糕的事情会一次又一次地发生，我们永远不知道为什么，”米歇尔说，希望她能做点什么来减轻她的痛苦。
That's why string theory also is sometimes called a theory of everything, because it could serve someday as a foundation for all future scientific discovery and innovation.
这就是为什么有时候弦论被称为一切的理论，因为有一天它会成为所有未来科学发现和革新的基础。
This may account for part of why last-minute cramming sometimes helps - you are anxious both while studying and while taking the test.
这可以部分解释为什么紧急关头的死记硬背有时有用——你在学习和考试时都很紧张。
Why it's worth doing: Conventional risk factors sometimes fail to identify women heading for heart trouble, and adding the ABI can help, an international review of studies found last year.
为什么要做这个检查：去年一个国际研究发现，传统的风险指标有时不能发现那些潜在有心脏问题的女性，增加ABI指数可以有所帮助。
Sometimes, the side facing the Earth is the day side, and other times it is the night side: this is why we observe moon phases.
有时，面对着地球的是“白天半球”，其它时间则是“夜晚半球”：这就是我们为什么只能阶段性地观察月球。
I also remember getting my math test back and sometimes wondered why I never got consistent "a" s like the student sitting two seats away from me.
我也记得自己拿回了数学考试成绩，有时疑惑为什么我从未像和我隔着两个座位的同学那样一直得“A”呢？
Sometimes it is more critical than understanding "why" do they do this: - With time their practical experience may show that the way they work is good and skeptics will be your Allies.
有时候，这些事情要比理解为什么他们做这些事情更重要：随着时间的推移，他们的实践经验也许就显示出让他们这样做是正确的，那些怀疑者也会成为你的同盟军。
Writing a textbook is a lot of work, and I am sometimes asked why I choose to spend my time this way. So let me explain.
写书需要投入很大精力，有时候我也会问自己为何要这样安排时间，以下是一些理由。
Sometimes, I'll even list out all the reasons and evidences for why I am lucky.
有时候，我还会列出我的幸运的原因和幸运事件。
That's why cars have horns, and why safe drivers carry flares and other emergency gear, and it's why we have safe words and sometimes exacting negotiations.
所以汽车有喇叭。这也是为什么有心的司机总是带着信号弹和应急设备。
A very simple Python implementation, net.py, will show you how its basic parts fit together, and why a Hopfield net can sometimes retrieve a pattern from its distortion.
py是一个特别简单的Python实现，将向您展示它的基本部分如何结合到一起，以及为何Hopfield网络有时可以自失真的图案中重新得到原图案。
So sometimes he would pretend to be irritated and said, "my god! Why do you often strike my confidence?" later.
当然我也经常批评他，说他的英语这不行那不行，所以他有时听着听着会假装生气地说：“老大，你不要老打击我行不行？”
Sometimes you can gently remind them that while they certainly know their business inside and out, you know design or marketing or XML, and that's why they hired you.
有时，你可以委婉地提醒客户，虽然他们对业务烂熟于心，但是熟悉设计、市场或XML的是你，这也是他们雇你的原因。
Sometimes it’s hard to know who you are and what you want and whom you like and why you like that person.
有时很难想明白你到底是谁，你想要什么，你喜欢谁，你为什么喜欢这些人。
Sometimes you are blessed simply because someone loves you. And that is why grace is a gift-not a reward.
有时候别人对我们的爱是我们得到帮助的唯一原因，所以仁慈是一份礼物，不是奖励。
Of course, relationships are rarely all good or bad; even the most abusive parents can sometimes be loving, which is why severing a bond should be a tough, and rare, decision.
当然，人际关系几乎很少会全是好的或全是坏的；就连最言语粗暴的父母有时也会表现出慈爱，这就是为什么切断联系会是一个艰难且罕见的决定。
Sometimes charity is rooted in a wish to deprive the taxman and decide for yourself how your money should be spent: why break the habit of a lifetime?
有时候慈善是出于一种不把钱交给收税员而自己来处置的愿望：为什么要改变一生的习惯呢？
“Sometimes, bad things happen again and again, and we never understand why, ”Michele said, holding Kristen in her arms and wishing ther was something she could do to ease her pain.
“真是祸不单行啊，我们永远也不懂得这是为什么”米歇尔说着把克里斯蒂搂在怀里，多么想做点什么来减轻她的痛苦啊。
The mere passenger has no means of divining why trains should sometimes stop at the wrong times and places, so, giving up the attempt, I went on with my reading.
一个乘客是无法推测，为什么火车要在不是预定的时间和地点停留，因此我放弃了任何推断的想法，照旧看我的书。
Non-European players are not asked to travel outside the continent for friendlies more than once a season—which explains why teams such as Argentina and Brazil sometimes play in Europe.
非欧籍球员每个赛季只允许外出参加一次友谊赛，这就是为什么一些球队像阿根廷和巴西会来到欧洲题比赛。
If you do experience a slip or relapse, it is sometimes helpful to try and figure out why it happened.
如果你正陷入困境并经历反复，尝试着搞清为什么这会发生是十分有益处的。
Some of the basic ideas behind microformats are sound, but it has turned into a huge hype machine such that people sometimes don't think about why and where microformats make sense.
微格式内部的一些基本思想是相当合理的，不过它的作用被大肆夸大了，以致于人们有些时侯不会去考虑微格式的适用范围和适用缘由。
Sometimes it's hard to know who you are and what you want and whom you like and why you like that person.The answers change because you're changing.
有时很难想明白你到底是谁，你想要什么，你喜欢谁，你为什么喜欢这些人。
Sometimes there’s a very specific reason why you can’t find inspiration, and you just need to step back from browsing website galleries to find it.
有时你找不到灵感有些很特殊的原因，你只需回头看看网站相册就能找到它。
The real question is why they can't help police catch serial killers before they strike again -- and why they exploit the emotions (and sometimes money) of bereaved families.
问题的真相是，为什么他们不能帮警方在连环杀手再次犯案前，将其捉获。 --这是为什么他们只能榨取受害人家庭的感情（很多时候是金钱）。
They need a licence to sell alcohol, which is sometimes addictive and certainly harmful, just like tobacco, so why not?
它们卖酒时需要有许可证，而烟和酒一样时常会使人上瘾并无疑有害健康，所以为什么出售烟草时不需要许可证呢？
Sometimes it's fun to feel scared. Why else would scary movies be so popular? We like to feel our heart race and our palms sweat.
有时，感觉害怕是一件有趣的事情。否则，为什么恐怖电影如此受欢迎？我们喜欢心跳加速和掌心冒汗的感觉。
Sometimes it's fun to feel scared. Why else would scary movies be so popular? We like to feel our heart race and our palms sweat.
有时，感觉害怕是一件有趣的事情。否则，为什么恐怖电影如此受欢迎？我们喜欢心跳加速和掌心冒汗的感觉。
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