ELLSn.厢房；厄尔（长度单位）名词ell的复数形式.elln.L形之物；厢房；直角弯；厄尔（英国长度单位）ellipsoidal head lamp椭圆形前大灯elliptic polarization椭圆偏振,椭振,椭圆极化elliptic constructure椭圆形构件elliptic collineation椭性直射ellipticity condition椭圆型性条件ellipsoid positioning椭球定位ellipsoidal tubesheet椭球管板ellipsoidal structure椭球形构造,椭圆形结构elliptic cyclic group椭圆循环群ellipsoidal spotlight椭圆聚光灯,椭球体聚光灯