(Speech) He says that today, the propaganda of arrogant nations of the world is the main source for the existence of conflict inside Iran.

VOA: standard.2009.12.07

The boundary is impervious to transfer of heat like a thermos Anything that happens inside of the thermos is an adiabatic change because the thermos has no connection in terms of energy to the outside world.

边界不能传递热量,像热水瓶一样,热水瓶里发生的任何事,都是绝热变化,因为热水瓶与外部世界,没有能量方面的联系。

麻省理工公开课 - 热力学与动力学课程节选

So for all of our customers who speak Spanish around the world, we now have a community forum where our customers can comment, our people inside the company can present ideas and new things that we're doing.

所以对于我们全世界,说西班牙语的客户来说，我们有了一个社区论坛,提供了评论的平台，公司内部人员也可以,交流新的想法。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

A suicide bomber blew himself up inside the main office of the United Nations World Food Program in Islamabad last week, killing five employees of the agency.

VOA: standard.2009.10.11

The child starts off grasping the world only in a physical way, in a sensorimotor way, but when he gets to the preoperational period, the capacity to represent the world, to have the world inside your head, comes into being.

开始的时候,儿童只能通过生理的方式,通过感知运动的方式,来认识世界,但是当儿童进入了前运算阶段,他们便逐渐拥有了表征事物,在头脑中构建世界的能力

耶鲁公开课 - 心理学导论课程节选

Iranian intellectuals and opposition activists remain in contact with each other and with the outside world by posting comments and information about their activities on Web sites both inside and outside Iran.

VOA: standard.2009.11.14

One of the other things that MHC1 does, in addition to marking yourselves as your own, is that it's capable of making combinations with all the different molecules that are present inside the cell and expressing them on the surface, and sort of showing them to the outside world.

HC1的另一项功能,除了给你标记一个独一无二的标签以外,MHC可以和细胞内所有不同的,分子结合 使其能够呈现在细胞表面,使其暴露于外界

耶鲁公开课 - 生物医学工程探索课程节选

While the internet and social networking sites are helping people connect with each other and breaking social barriers inside Iran, it's also giving Iranians all over the world a connection with one another, and support for each other even from thousands of miles away.

VOA: standard.2010.06.15