An important rule is to drink plenty of water during any flight.

一条重要的原则是在任何一次飞行中都要喝大量的水。

《柯林斯英汉双解大词典》

Honesty is an important rule when you are with others.

当你和别人在一起时，诚实是一个重要的准则。

youdao

Believing in yourself is a very important rule for you to get along well with others.

对你来说，自信是与他人好好相处的一个很重要的规则。

youdao

But he said the United States welcomes the decision by President Zardari as important for moving the process of reconciliation forward and upholding the rule of law.

VOA: standard.2009.03.16

So that's why that base case rule was so important.

这就是为什么基本条件是如此重要。

哈佛公开课 - 计算机科学课程节选

Aristotle raises the question a very important question whether the rule of law is to be referred to the rule of the best the best individual.

亚里士多德提出了问题,一个很重要的问题,法治是否应与最优统治者,最优的个体产生连结。

耶鲁公开课 - 政治哲学导论课程节选

This is the most important rule, and yet it is the hardest one to quantify.

NPR: Subzero Biker Checks In

But anyone can enhance their creative abilities simply by understanding the underlying principles and grasping one very important rule.

FORBES: Need Some New Ideas? Consult your SWAMI!

And my mother taught me the most important rule that I ever learned.

CNN: Gephardt: 'Never give up, never give in'