I am not prepared to see children in some parts of this country having to settle for a second-class education.

我不愿看到在这个国家部分地区的儿童们只能勉强接受次等的教育。

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I am sure you all know from physics class about how light moves in microscopic ways and that we can only see light when the wavelength of that light is in a specific range.

我相信，你们在物理课上都学过光是如何以微观的方式运动的，以及只有在光的波长在特定的范围内时我们才能看到光这一事实。

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I am in grade two, class five.

我在二年级五级。

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She said,"Am I losing it?" Emma Cleveland was teaching a class in mathematics at a college.

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So people are becoming more and more aware We gonna talk about this and other issues in the class I am looking forward to having conversation with you See you then.

我们能由此看出，人们变得越来越明智了,我们将在课堂上讨论这个以及其他的话题,我很期待与你们的交流,再见。

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Am I going to a class? Oh no. Ok, so the program that I'm in is, it's a program for undergraduate.

去上课？不是。我参加的是一个本科生的项目。

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Or I support her taking extra time to go to her yoga class when I am in town.

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Instead, I am in the "precariat", which means I am likely to come from a working class background.

BBC: Class calculator: A US view of the class system