单词	conver lens
释义	conver lens 凸面镜
随便看	equation with integral coefficients equation with one unknown quantity equation with small parameter equation with unknown indices equation with variable coefficients equation woods management equative equative case equative degree equative deletion equative route equative router equatives equative sentence Equatlon of two degree equatoeial flattening equator Equatoral Pacific equator area equator bulbi oculi equator celestial equator circle equator correction equator earth terminal Equator Earth Terminal