Then, after you define what your system is, whatever is left over of the universe is the surroundings.

当你定义了你的系统后，宇宙的其余部分,就是环境。

麻省理工公开课 - 热力学与动力学课程节选

After logging into the course's website, you'll appear on the top left-hand corner as I just did with your actual names that we know exactly who we're working with and then what you can do is raise your hand sort to speak.

登录课程网站之后，你将被显示在,左上角，通过你们的真实名字,我可以知道我到底是在跟谁一起工作,然后你们可以做的是举手来回答问题。

哈佛公开课 - 计算机科学课程节选

They go back to this formula. If you sold it after five years, then there are twenty-five years left, so 25 x 12 is the number of months left; they plug that into this formula.

如果五年后卖掉房子,他们又搬出公式,此时剩余期限是20五年,所以剩余月份数是25乘以12,把月份数代入这个公式

耶鲁公开课 - 金融市场课程节选