Thought training must follow the law of thinking.

思维训练应遵循思维规律。

youdao

The rule must follow the law of plastic arts if it needs to obey the art originality.

透视法则要服从于艺术创作，必须遵从造型艺术的规律。

youdao

Science is to follow the law itself, and must have been fully tested in practice.

科学是遵循本身规律，并且必须是经过百分之百的实践检验的。

youdao

If this doesn't happen then everything stagnates. But the second most important thing is that everyone must follow the law."

VOA: standard.2010.06.10

To follow the law, patients must get their marijuana only from officially recognized marijuana cooperatives and dispensaries.

VOA: special.2010.10.11

We said then and we would continue to say that everybody in this country should and must follow the law.

WHITEHOUSE: Press Briefing

Justin Hamilton, a spokesman for the department, said states must either follow the law or apply for a waiver.

WSJ: States Test No Child Left Behind

Republicans and Democrats alike put their faith in an imagined "iron law, " according to which democracy must follow inexorably in the wake of economic development.

CENTERFORSECURITYPOLICY: Center For Security Policy