formulae(n.) formula 的经典正确复数形式; 另见 -a(1)。Men who try to speak what they believe, are naked men fighting men quilted sevenfold in formulae. [Charles Kingsley, "Letters," 1861]试图说出自己所信仰的人,就像裹着七重公式的裸体男子在战斗。[查尔斯·金斯利,《信件》,1861年]