rso
导读：rso读音音标英[]美[]
基本意思释义abbr.railway suboffice 铁路分局; research ship of opportunity 兼用研究船，辅助观测船
基本意思释义abbr.railway suboffice 铁路分局; research ship of opportunity 兼用研究船，辅助观测船
rso读音音标
英[]
美[]
基本意思释义
abbr.railway suboffice 铁路分*; research ship of opportunity 兼用研究船，辅助观测船
