词汇	牓挂
释义	牓挂 bǎng guà猶張掛。
随便看	active optical waveguide active optics active-optics Active Optics Simulation System active optimal control design method active option Active Opto-electronic active opto electronic protective device active orange active orary active organ active organic C active organic carbon Active organic fertilizer active organic group active organic matter active orientation active or passive activeorthogonal active outline Active-out of Service active output active ovalbumin active ovary active oxidation method