词语light signal
解释灯光信号
词性名词
light signal〔名词〕灯光信号详细»
light signal〔名词〕灯示信号详细»
light signal光信号详细»
灯光信号light signal详细»
灯光信号lamp signal详细»
灯光信号light beacon详细»
灯光信号wigwag详细»