You'll have to register, but there's no cost. At the website you'll also get a hint about areas to watch for breakthroughs in the coming year, including America's human spaceflight program.

VOA: standard.2009.12.24

Also that person should watch the movie beforehand and then coming with any ideas.

当然该同学必须提前看那部电影,然后过来上课时准备一些想法。

麻省理工公开课 - 电影哲学课程节选

Also that person should watch the movie beforehand and then coming with any ideas.

当然该同学必须提前看那部电影,然后过来上课时准备一些想法。

麻省理工公开课 - 电影哲学课程节选