单词	防风锚
释义	防风锚weather anchor
随便看	direct optical amplification direct optical projection stereoplotter direct option repeater director director's chair directorate directorate general of telecommunication directorate general of telecommunication (dgt) directorate-gereral of posts directorate of civil aviation directorate of civil aviation (dca) directorate of licensing directorate of licensing{=dol} directorate of regulatory operation directorate of regulatory operation{=dro} directorate of standards directorate of standards{=dos} directorates direct oration direct orbit director circle director circle of a hyperbola director circle of an hyperbola director cone of ruled surface direct order