电子显微学已经革新了对晶体不完整性的研究.Electron microscopy has revolutionized the study of crystal imperfections.粗的晶体不完整性,如孪生体可用肉眼看出.Gross crystalline imperfections like twinning are apparent to the unaided eye.断裂力学虽不是评定结构完整性的唯一标准, 但它起着中心...
If you treble the distance, the gravitational attraction gets nine times weaker.如将距离增大两倍, 则其万有引力就减小九分之八.Many asteroids are weakly bound piles of rubble, held together by their own minute gravitational attraction.大多数的小行星都...
Pragmatically, MTV's survival depends on selling the youth market to advertisers.从务实角度来说，音乐电视网的生存依赖于把年轻人市场卖给广告商。We are becoming one of the market leaders in the fashion industry.我们正在成为时装业的领军者之一。Their ultimate aim wa...
Designing silicon chips to mimic human organs sounds fanciful.设计硅芯片模仿人的器官听上去是异想天开。Mike is responsible for designing the entire project.迈克负责设计全部工程。Designing colleagues stopped them from promoting me.有些别有用心的同事阻止他们提拔我....
John Chambers: I'll give you the tough questions, Carly, first.约翰?钱伯斯: 卡莉, 这么棘手的问题还是你先回答吧.Carly: Twenty years ago when I was five. What should I do?卡莉: 20年前,我国岁的时候, 我该怎么办?This is Mark Hart and Carly Fiorina the bigg...
然后那个伐木工脱手甩出了斧头。哐！每个人都听见了。Then the woodcutter let his axe fly— Thwack! Everyone heard it.他十几斧头就把树砍倒了.He fell the tree with a dozen blows of his axe.斧头太钝,砍不倒树.The axe is too blunt to cut down the tree....