基本解釋[商業(yè)]橫桁閃光信號(hào)燈[交通運(yùn)輸工程]橫桁閃光信號(hào)燈詞組短語(yǔ)短語(yǔ)yardarm blinker 桅橫桁端閃光信號(hào)燈;橫桅端閃光信號(hào)燈yardarm m blinker 桅橫桁端閃光信號(hào)燈blinker yardarm更多詞組專(zhuān)業(yè)釋義商業(yè)橫桁閃光信號(hào)燈交通運(yùn)輸工程橫桁閃光信號(hào)燈