基本解释n.航海光束同根派生 英汉例句The Seamount Catalog contains bathymetric maps from seamounts surveyed with the Seabeam 2000 system.All maps are available for downloading in high and low JPG formats. 海山目錄包含海山勘測的探海地圖，能夠以高/低分辨率的JPG格式下載。