但是当需要特写镜头时，电影就会聚焦在明星身上。
But when close-ups are needed, the film focuses on the star.
我依然相信，胜利属于我，但是当我刚要摘得战利品时，海伦气喘吁吁地摇了摇头，说道：“我被诅咒了。”
The victory was mine, I still believe, but when I made to take the trophy, winded Helen shook her head, declaring, "I have the curse."
我们应该用过去完成时说“已经醒来”，但是“醒过来”更好，彼得总是说“醒过来”。
We ought to use the pluperfect and say wakened, but woke is better and was always used by Peter.
但是当他们利用斑马线通过繁华的马路时，交通就被阻碍了。
But when they cross a busy road by using a zebra crossing, the traffic is held up.
但是，看到一些高傲的人出洋相时，当然也会产生一种幽默的满足感。
But of course there is also a kind of humorous satisfaction in seeing somebody self-important making a fool of themselves.
随着细胞的死亡，有些人大脑前部和侧部的收缩，在三十多岁时就能观察到，但是也有些人直到六七十岁依然不明显。
Contraction of front and side parts as cells die off was observed in some subjects in their thirties, but it was still not evident in some sixty and seventy-year-olds.
但是当她拿起那件蓝色的外套时，在那堆深色外套后面的架子上，就像冬天黑暗中一朵春天的花朵一样，好像被魔法藏了起来，却发现了一件粉红色的外套。
But when she took the blue coat, there on the shelf behind all of the dark coats, hidden like a spring flower in winter darkness, there, as if by magic, was a pink coat.
许多人喜欢去不同的国家旅行，但是如果你打算出国，你应该知道在世界各地面对不同的情况时要怎么做。
Many people love travelling to different countries, but if you plan to go abroad, you should know how to behave in different situations around the world.
但是当美国人罗伯特·皮尔里在1909年宣称他们已经到达时，两人都急忙改变了他们的计划，取而代之的是，他们的目标是最后一个大奖：南极。
But after the American Robert Peary claimed to have reached it in 1909, both men hastily altered their plans, instead they would aim for the last big prize: the South Pole.
于是我动身走去那堆书那里，并找到了很多对我这部分来说很有用的材料。但是当我回到我们的桌子旁时，他们只是在那儿聊天、消磨时间。
I went off to the stack and found some really good material for my part, but when I got back to our table, they were just goofing off and talking.
3周后，他们把睡眠时间逐渐缩短到8小时。但是另一件有趣的事发生了。
After three weeks, they gradually reduced their sleep to about eight hours. But another interesting thing happened.
我们可能会在高温下晒黑，或者感到尴尬时脸红，但是想象一下，如果你的皮肤颜色完全随着环境的变化而改变呢?
We might tan in the heat, or go red if we get embarrassed, but imagine if the color of your skin completely changed with your environment?
你可以预定30分钟或1小时的场地，但是你可以一直打到下一个球员来。
You can book the courts for thirty minutes or an hour, but you can carry on playing until the next players arrive.
但是，当涉及实际目标时，本杰明·富兰克林可能会被视为这方面的榜样，而向人们征求意见通常被证明是最佳选择。
When a practical goal is involved, however, Benjimin Franklin may best be regareded as a role model in this respect and asking people for advice often turn out to be the prime alternative.
他们的老师都是最好的，所以课程很贵，超出了他们的承受能力，但是，当你热爱你的艺术时，没有什么是不能接受的。
Their teachers were the very best, so lessons were expensive, more than they could really afford, but…when you love your art, nothing is too much.
工科学生应该是务实和理性的典范，但是当谈到我的大学教育时，我却是一个傻气的理想主义者。
Engineering students are supposed to be examples of practicality and rationality. But when it comes to my college education, I am an idealist and a fool.
"工科学生应该是实用性和理性的典范，但是当谈到我的大学教育时，我便是一个理想主义者和一个傻瓜。
Engineering students are supposed to be examples of practicality and rationality, but when it comes to my college education I am an idealist and a fool.
当史泰龙尝试着另一部《洛奇》电影时，人们认为他疯了，但是他还有一个故事要讲，而且他确实讲得很好。
People thought Stallone was crazy for attempting one more Rocky film , but he had one more story he wanted to tell and he did tell it well.
根据昆虫学家的说法，单个的蝗虫是安静的生物，但是当它们和同类的其他蝗虫放在一起时，它们会变得兴奋，变色，振动，甚至嗡嗡叫。
According to entomologists, single locusts are quiet creatures, but when locusts are placed with others of their species, they become excited, change color, vibrate, and even hum.
说起来容易，但是有人在门口说“电”（收电费）或者“气”（收气费）时，你会默认他是个没有问题的人，特别是他出示了他的证件后。
It's all very well to say that, but someone comes to the door and says "electricity" or "gas", and you automatically think he is OK, especially when he shows his card.
他买了彩票，中了500美元的奖金。但是当他给小提琴手50美元以奖励他美妙的音乐时，奖票也扔给了他。
He bought the lottery and won a prize of $500. But when he gave $50 to the violinist for his wonderful music, the lottery ticket was thrown in, too.
一天12小时地面对电脑可能不太健康，但是对于我们大多数人而言——不论是不是《魔兽世界》的玩家——现代生活就是这个样子。
Spending 12 hours a day at a computer might be unhealthy, but for most of us – Warcraft players or not – this is how modern life works.
但是当这对母女到达时，没有人向他们打招呼，尽管他们的到访是事先计划好的；也没有人把他们介绍给其他居民。
But nobody greeted the daughter and mother when they arrived, though the visit had been planned; nobody introduced them to the other residents.
但是，要记住的是，当你观察这些条件下的反应热时，一切都很好。
However, the thing to remember is that it's all well and good when you look at heats of reaction under those conditions.
我的语法当其条件允许时找到了一个ABC，但是当只能找到A或者AB 时，也能满足于此。
My grammar finds an ABC when it is available, but settles for an A, or AB, when that is all there is to find.
但是，当它们可以看到真正的太阳时，在太阳横跨天空移动时，这些候鸟保持固定的方向。
When the real Sun was visible, however, the birds maintained a constant direction as it moved across the sky.
但是，在人们考虑到实现精英管理的诸多障碍时，看起来确实需要暂时建立一个更公平的世界。
But, when one considers the obstacles to achieving the meritocratic ideal, it does look as if a fairer world must be temporarily ordered.
保罗修了五门课，但是他决定在这个学期结束时放弃其中的一门。
Paul's been taking 5 courses, but he's decided to drop one of them at the end of this semester.
当她想起已故的母亲时，流下了一些眼泪，但是当她和伴娘冲锋时，她又恢复了良好的精神状态。
She shed some tears while thinking of her late mother, but then regained her good spirits while leading the charge along with her bridesmaid.
当她想起已故的母亲时，流下了一些眼泪，但是当她和伴娘冲锋时，她又恢复了良好的精神状态。
She shed some tears while thinking of her late mother, but then regained her good spirits while leading the charge along with her bridesmaid.
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