词汇	fish-belly sill
释义	fish-belly sill 鱼腹梁
随便看	gravitational theories gravitational theory gravitational thermal analysis gravitational thermal analysis, GTA gravitational thickening gravitational tide gravitational time dilation gravitational time scale gravitational torque gravitational treatment gravitational type gravitational ulcer gravitational unit gravitational units gravitational unit system gravitational vector gravitational vectors gravitational velocity gravitational water gravitational water, gravity water gravitational wave gravitational-wave gravitational wave astronomy gravitational wave detector gravitational waves