基本解釋[交通運(yùn)輸工程]橙色菸霧信號(hào)橙色菸號(hào)詞組短語(yǔ)短語(yǔ)Orange smoke signal for lifebuoys 救生圈用橙色菸霧信號(hào)self -activating orange smoke signal 自燃橙色菸霧信號(hào)orange smoke signal更多詞組專(zhuān)業(yè)釋義交通運(yùn)輸工程橙色菸霧信號(hào)橙色菸號(hào)