词汇	immature lungs
释义	immature lungs 发育不全肺
随便看	parabolic asymptote parabolic asymptotes parabolication parabolic beam parabolic beam transmission parabolic body parabolic boundary-value problem parabolic bundle machine parabolic bundle of circles parabolic bundle of rays parabolic cable parabolic camber parabolic catenary parabolic characteristic parabolic chord parabolic chord truss parabolic circumscribed polygon parabolic collinear parabolic collineation parabolic column formula parabolic comet parabolic concentrator parabolic conchoid parabolic condenser parabolic cone