system is the opposite of the open system, no mass and no energy can flow through the boundary.

孤立系与开系正相反，没有质量或能量,能流过它的边界。

麻省理工公开课 - 热力学与动力学课程节选

You're driving in your car and you're on a very busy freeway.

你正开着车，行驶在一条非常繁忙的高速公路上。

Make sure 课堂 - SpeakingMax英语口语达人

The limo driver was driving me to the airport and was pointing out the scenes in London.

司机正开着加长轿车送我去机场,他对着窗外指指点点

耶鲁公开课 - 金融市场课程节选

Okay. Last thing: This course, as you may have noticed from our friends behind us, is being filmed as part of the Yale Open Courses Initiative.

好，最后一件事,你们可能已经留意到我们身后的人，这门课正被拍摄下来成为耶鲁开公开课的一部分。

耶鲁公开课 - 1945年后的美国小说课程节选

We have an image here of the reconstituted, repaired body of Orpheus whose gory, severed head had been sent down the swift Hebrus to the Lesbian shore. It's as if Milton can't let go of this most un-Christian attachment to the human body.

想到一个完整的被修复好了的俄耳甫斯的身体,他血淋淋的被割下来的头颅曾,被赫伯鲁河一路冲下去直到莱斯博斯岛，似乎弥尔顿放不开,这对人体的眷恋，而这与基督教教义正相反。

耶鲁公开课 - 弥尔顿课程节选