source bed源层sourcen.来源；发源地；原始资料v.从...获得source of historical data史料来源source code compatibility源码兼容性source of economic growth经济增长源source of educational fund教育经费来源source introduction method源引入法Source Selection Sensitive对来源选择敏感的sources of inrush- water突水水源source-sink distribution源汇分布source/drain siliciding源漏硅化物source of aerial pollution空气污染源