It is the school rule的意思|示意

It is the rule of our school that the student who is on duty should clear up the classroom.

当值的学生应该打扫教室，这是我们学校的校规。

The first auxiliary rule for becoming rich is to stay in school or, if out of school, go back to it.

致富的第一条辅助规则是坚持修完学业，即使走出了校门也要回去。

In the college, one of the school rules is about keeping the pet, it is clearly to point out that keeping pet is against the rule.

在大学，其中的一条校规就是关于养宠物的，学校明确指出养宠物是违反规定的。

But the rule is that if it sticks to the ground, school is canceled. It would be a great excuse to get the day off.

但是如果坚持到底的话，规则就是取消上课了，这是放假的好借口。

And now more than 40 countries make it a rule that the Cotober is the Walk to School Month.

现在40多个国家把十月定为步行上学月。 要求带英语和汉语什么意思？

When it comes to doing business in China, the first rule is to throw away the rulebook, along with the business-school texts and western management theory.

一提到在中国做生意，首要规则就是把规则手册同商学院课本和西方的管理理论一起抛得远远的。