We have rules in the classroom.

我们在教室里有规章。

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We have rules in the park.

我们在公园有规章。

youdao

We have rules to keep us safe.

我们有使我们安全的规则。

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"That's why we need strong rules of the road to guard against the kind of systemic risks we have seen.

VOA: special.2009.09.18

So, let's go ahead and draw our Lewis structure based on the rest of the rules now that we have a skeleton.

那么，让我们继续画我们的路易斯结构,看看在得到骨架之后还有哪些规则。

麻省理工公开课 - 化学原理课程节选

So, our second step, as we go through our Lewis structure rules, is to figure out how many valence electrons we have in our entire molecule.

那么，我们的第二步，按照路易斯结构的规则，应该是判断在整个分子中,包含多少个价电子。

麻省理工公开课 - 化学原理课程节选

"We have rules that we have to adhere to, " says Nicola Roberts of Plaid Cymru.

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We have rules, regulations, high schools making it an official sport, people traveling the world to compete.

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We have rules and laws we set up and we make consequences to those who break those laws and rules.

BBC