Ellyn.艾莉elln.L形之物；厢房；直角弯；厄尔（英国长度单位）elliptic collinear椭性直射elliptic funcition椭圆函数elliptic utterance省略elliptic compasses椭圆规elliptic vibration椭圆振动elliptic bolt hole椭圆螺栓孔Elliot's scotometer叶加波夫elliptic orbit life椭圆轨道寿命ellipsoidal droplet椭球形水滴elliptic city group“椭圆城市群”