unknown quantity

英 [ˌʌnˈnəʊn ˈkwɒntəti]

美 [ˌʌnˈnoʊn ˈkwɑːntəti]

未知量;未知数

化学

英英释义

noun

• a variable whose values are solutions of an equation
  Synonym:unknown
• a factor in a given situation whose bearing and importance is not apparent
  1. I don't know what the new man will d

双语例句