求下面三个英语单词的音标：x-factor y-factor z-factor

求下面三个英语单词的音标：x-factor y-factor z-factor x factor含义是什么 关于 factor的用法 Prime Factor factor是什么意思 factor可数吗?factor 因素, 什么是full factor,push factor prime factor和 factor的区别 GMAT我要报班 extrinsic limiting factor的意思 factor\ element \issue 的区别 the factor to的用法 factor by letting m=x^2