过河: cross a river导标: beacon; leading marks; range ...导标: (航标的一种) beacon; leading marks; range marks; navigation mark过河: ford; river crossing导标法: leading mark method; leading marks method迭导标: transit leading mark后导标: rear leading mark前导标: front leading mark过河标: crossing mark; crossingmark过河兵: promoted pawn过河的: over-river过河管: river crossing过河去: watching游过河: swim across the river江河导航雷达: river navigation radar内河导航雷达: river radar不发光导标: unlighted beacon灯光导标: guiding light; training light signal定向导标: directional beacon反光导标: delineators; reflective guide posts后导标灯: u er light; upper light进口导标: approaching buoy前导标灯: lower light首尾导标: head and stern leading marks无线电导标: a-n radio beacon a-n
