navigational plot导航: navigation; pathfinding; pil ...标绘: plotting导航标志, 航标: navigation marker导航标: leading mark; navigational range-marks; range marks安全导航标: clearing marks下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:导航标绘,即可在微信中查询翻译