不同的类型分别用字母A、B和C标明。

The different types are designated by the letters A, B and C.

《牛津词典》

在 A、B、C、D 和 F 评分体系中，前四个字母通常被认为是及格。

In the A, B, C, D and F grading system, the first four letters are typically considered passing grades.

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每题都有对应标记的A、B、C和D四个选项，请选择最佳选项并在答题卡2的相应字母中间划横线。

For each of them there are four choices marked A, B, C and D. You should decide on the best choice and mark the corresponding letter on Answer Sheet 2 with a single line through the centre.

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F Then I'm going to print a capital F just % 1f C to be aesthetically interesting equals another %.1fc.

然后我将打印大写字母,使其比较美观的，等于另一个。

哈佛公开课 - 计算机科学课程节选

If you know you're not gonna output a full string %C but a single character, percent C will get that job done.

如果你不想输出一个完整的字符串,而是输出一个字母，就要用到。

哈佛公开课 - 计算机科学课程节选

It's in a file called swap.C. Everything should be alphabetical so it should be toward the end of this week's packet and notice that it's almost identical except for a couple of syntax changes.

在一个叫做swap。c的文件中，对于这周末的数据包来说,所有的东西都是字母,请注意,除了几个语法改变,它几乎是一样的。

哈佛公开课 - 计算机科学课程节选