The difference lies in whether the project is in a sense defined and developed by the student or whether it s assigned by a teacher.
区别在于这个项目是由学生定义和开发的，还是由老师指定的。
It s a nice idea, but there s a big problem.
这一设想相当不错，但会碰到一个棘手的问题。
It s a very interesting theorem, says Brualdi.
“这是一个非常有趣的定理，”Brualdi说。
Forget KISS it s a complex world and it is getting more complicated every day.
忘记KISS原则吧，这是一个复杂的世界，而且它每一天都在变得更复杂。
If you re afraid of heights, or if it s a windy day, you can forget the climb.
如果你有恐高症，或者当天风很大，那就免了吧。
It s a novel approach that will require new research in materials science, chemistry and physics to work.
这是一种全新的处理方法，需要在材料科学、化学和物理学诸方面进行新的研究。
Unless it s a potluck, where everyone brings a dish, the host will probably respond, "No, just yourself."
除非是每人带一道菜的聚餐，否则主人很可能会回答：“不用，你来就可以了。”
It s a pretty solid piece of kit, at 182g, and that finish is going to show fingermarks even worse than a PSP.
握感相当实在、重182克，会在机子上留下你的指纹而且比PSP还严重。
The plural 's' is not a free form, as it must always be attached to a noun.
表示复数的s不是自由语素，必须附着于名词。
Since we've moved to this new shop, the expenses have increased greatly, because it' s a much bigger shop.
自从我们搬到这家新店以后，费用大大增加了，因为它是个比之前大得多的店。
It' s ironic because there's even a film about the making of the production, but none of the production itself.
这很讽刺，因为甚至有一部关于制作产品的电影，但没有一部是关于产品本身的。
Let 's tell the noses and call it a day.
咱们计算一下人数收工吧。
Once the novelty wears off in the first month it 's a paper-weight.
一旦新鲜感在第一个月消失，它就是一个镇纸。
MR. CLAYTON: Mr. Bradley, I understand your concern and recognise that it' s a very unsatisfactory situation
克莱顿先生：布拉德利先生，我理解您的担心，也承认这是个很不令人满意的情况
It managers: The first time someone does something wrong, it \ \ \ 's not a mistake — it \ \ \' s a learning experience.
IT经理：如果有人第一次做错了事情，这不是犯错误，而是学习所需要代价。
It \ \ \ 's a measure of how health conscious we \ \ \' ve become that water is now fortified with nutrients and even medicinal herbs.
经过维生素强化和甚至添加药性草药成分的水已经成为我们所意识到它有多健康的一个尺度。
But since it? S early in the process, I? M still hitting many places for the first time, and it? S a challenge.
不过现在还处于开始阶段，我仍在持续的首次到访一些地方，这确实是个挑战。
This is true even if it\'s a really cool media company and they all wear jeans.
纵使是在人人都穿牛仔裤上阵的优秀传媒企业，这也是真的。
It`s a certificate from your employer which tells you how much money you have earned and how much has been taken out of your checks.
那是雇主发的一份证明单.说明你挣了多少钱.以及从你的工资中扣了多少钱.
Perhaps it`s a basketball player taking an in-bounds pass with just seconds left on the clock. He squares towards the basket and fires up a shot that`s still airborne when the buzzer sounds.
它可能是篮球员在离终场仅剩几秒钟时的的一个界内传球，在蜂鸣器响起的一刹那，球朝着篮筐的方向飞去…
Thanks for having us. It? S a great party.
谢谢你邀请我们，晚会棒极了。
The brain actively engages memories and leads them to be strengthened the next day, and it \ \ \ 's a long-lasting benefit.
大脑主动保持记忆并使记忆在第二天加强，而且这会长期有益。
It \ 's a way to tell them what finance is really like - you have to work long hours and give up some of your social life.
可以借此向他们揭示金融业的真实情况：你必须加班，必须放弃一些社交生活。
I think it 's a real breakthrough.
我认为这是个突破。
The operation may not succeed; it ’s a gamble w hether the patient lives or dies.
手术可能不成功，病人的生死是一次冒险。
这标价有点贵。
世界真小！
"The lyrics express our true feeling about Beijing, " Kaifel said, "It`s a place I`ve never gotten sick of – on the contrary, the longer we stay the newer and more exciting it gets."
“这些歌词表达了我们对北京的真实感受”凯非说道，“这是一个我永远不会厌倦的地方——相反，我们待的时间越久，就越感觉新奇和开心。”
"The lyrics express our true feeling about Beijing, " Kaifel said, "It`s a place I`ve never gotten sick of – on the contrary, the longer we stay the newer and more exciting it gets."
“这些歌词表达了我们对北京的真实感受”凯非说道，“这是一个我永远不会厌倦的地方——相反，我们待的时间越久，就越感觉新奇和开心。”
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