🔑for·mulaAWBrE/ˈfɔːmjələ/NAmE/ˈfɔːrmjələ/noun (for·mu·las, formulaeBrE/ˈfɔːmjəliː/NAmE/ˈfɔːrmjəliː/) HELPFormulae is used especially in scientific language. * formulae 尤用于科学语境。🔑[C](mathematics数学) aseriesofletters, numbersorsymbolsthatrepresentaruleorlaw公式;方程式;计算式◆Thisformulaisusedtocalculatetheareaofacircle. 这个公式用于计算圆的面积。🔑[C](chemistry化学) lettersandsymbolsthatshowthepartsofachemicalcompound, etc.分子式◆COistheformulaforcarbon monoxide. CO 是一氧化碳的分子式。