clockwise順時(shí)針
coefficient系數(shù)
column列,圓柱
common denominator公分母
common difference等差數(shù)列的公差
common divisor(factor)共因子;公約數(shù)
common ratio等比數(shù)列的公比
common multiple公倍數(shù)
complement余角
complementary angle余角
complete circle全圓
complete quadratic (equation)全二次方程
complex fraction繁分?jǐn)?shù)