Fourno富尔诺fournum.四Four Stages of College Life大学生活的四个阶段four-level laser material四能级激光材料four thousand and forty six(=4046) 四千零四十六four hundred and twenty four(=424) 四百二十四Four Winds Bed and Breakfast摩林顿半岛four thousand and fifty five(=4055) 四千零五十五four hundred and ninety four(=494) 四百九十四four dimensional wave vector四维波矢量four thousand and thirty one(=4031) 四千零三十一four-track sound recording四磁迹录音