学生通常要选四门或五门高级证书辅助考试学科。

Students will normally take four or five AS subjects.

《牛津词典》

数学是一门语言，可以用来阐明物理或经济定律，进行严密的计算，最终转化为预测。

Mathematics is the language used to formulate the laws of physics or economy, and to make rigorous computations that turn into predictions.

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如果感觉很热，门后可能有烟或火，所以要小心。

If it feels hot, there may be smoke or fire behind the door, so take care.

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Now, this course is primarily aimed at students who have little or no prior programming experience.

现在，这门课程,主要面向零基础,或少量编程经验的学生。

麻省理工公开课 - 计算机科学及编程导论课程节选

It'd be actually much more valuable for you to know how to ; right?--if you're getting along in Western civilization; or how to use computers,or sexual technique, or how to speak other languages.

懂得如何修车,对吗，如果你要融入西方文明;,还要懂得如何使用电脑，性技巧，说一门或多门外语。

耶鲁公开课 - 新约课程节选

Because we have, as you've hopefully realized, made a concerted effort over the past several years to really reach out to students on this campus who might not otherwise have considered this as a field of exploration, just a one semester course, or even ultimately a concentration or minor.

你们也认识到了，因为我们，在过去几年中作出了共同的努力,来影响这个校园的学生们,但是某些学生可能认为这并不是一个探索性的领域,而只是学期中的一个课程而已，或者只是一门主修或选修课程。

哈佛公开课 - 计算机科学课程节选