[光] 光拍光谱学 light-beating spectroscopy: 拍光光谱学light beating: 轻刀打浆light beating bucket receiver: 光拍斗形接收器light beating bucket veceiver: 光拍斗形接收器light beating gathering power: 光拍聚集率下载手机词典可随时随地查词查翻译