Teachers need to make sure students understand the uses and rules of language.

VOA: special.2010.01.28

In there, I want to make this distinction, this nuance: the evaluator is still going to be taking those expressions and using its rules to get a value, but it's not going to print them back out.

在这里，我想要做这么一个，细微差别：运算器依然会,对表达式,进行求值，但是不会,显示结果值。

麻省理工公开课 - 计算机科学及编程导论课程节选

But Israel is the one to affirm its holiness by observing the rules that make it different, that mark it off as holy.

然而以色列通过观察那些使之与众不同的,使之神圣的规则，肯定了它的神圣性。

耶鲁公开课 - 旧约导论课程节选

And it gave the convention complete freedom to make its own rules.

VOA: special.2009.05.21

Well you do that by this Watson-Crick base pairing, so I know if I have I know what messenger RNA to make from that because I have to satisfy these base pairing rules.

依据的是沃森克里克碱基互补配对原则,如果给我一个ACGCGA的序列,就能知道转录出的mRNA会是什么,因为我必须满足碱基配对原则

耶鲁公开课 - 生物医学工程探索课程节选

And he wants to make the principles into rules.

VOA: special.2009.09.25

"I just want to have some rules in place so that when these guys make dumb decisions, you do not end up having to foot the bill.

VOA: standard.2010.01.22

(...) Yigal Palmor. "This diktat is phrased in very extreme terms that try to impose rules that will make it impossible for any country to defend themselves against terror,"

VOA: standard.2009.10.16