An A is worth four points, a B three points, a C two points and a D one point.

VOA: special.2009.03.05

There are some relative, the notion that the energy gap between n equals one and n equals two is greater than that for n equals two to n equals three. That is correctly represented.

还有很多与之相关的内容，比如说这个观点，第一能量级和第二能量级,之间的能量差要大于第二和第三能量级间的,能量差，而这已经被正确地表示出来了。

麻省理工公开课 - 固态化学导论课程节选

What does that look like? Here is one, here is two and here is three.

这看起来像个什么，一个，两个，三个。

麻省理工公开课 - 固态化学导论课程节选

Okay, so with your little clicker you can press one, two, three, or four depending on which one of these you believe is the case and let's see if the--if it registers.

拿着表决器的人可以,根据你认为的答案 在一到四中任一项,然后看看它是否注册了

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选