This formula is used to calculate the area of a circle.

这个公式用于计算圆的面积。

《牛津词典》

To translate this formula into an expression, you would use variables to record the radius and circumference.

要将这个公式转换为一个表达式，你需要使用变量来记录半径及周长。

youdao

This year fits this formula.

今年也适合这一公式。

youdao

Indeed. Are you saying that this could be used as a formula for making some big profits in the market?

VOA: standard.2010.08.05

But de Broglie has told us that the wavelength is related to the instant velocity through this formula.

但德布罗意曾说过,波长是和瞬时速度相联系的,通过这个公式。

麻省理工公开课 - 固态化学导论课程节选

If the question of time is not explicitly brought up, then you should know that you have to use this formula.

如果时间的问题并没有明确提出,那你应该知道,必须要用这个式子

耶鲁公开课 - 基础物理课程节选

If this formula sounds familiar, that is because it's how General Motors used to do business.

FORBES: Lord of the Rigs

And the President is still hopeful that we can fix this formula for doctors this year.

WHITEHOUSE: Press Briefing

While this formula hasn't changed, it no longer makes a difference for the majority of states.

WSJ: It's Time to Junk the Electoral College