1.(铁路的)臂板信号(机),信号(灯);信号装置
2.(军队的)旗语通信(法)
3.【旅】塞玛弗,南澳大利亚阿德莱德的一个滨海区
1.打信号(机)通知
2.打信号;打旗语
1.a system for sending messages in which you hold two flags in various positions to represent different letters and numbers
2.[Travel]a historic seaside suburb of Adelaide, South Australia