substratum
短语词组
- growth substratum 生长基质
- Substratum influence 基础语言影响
- substratum radiatum 翻译;辐射下层英语
- language substratum 语言底层
- attaching substratum 附着基质
- substratum enzymes 基质酶
- waterproofing substratum 防水基层
- support substratum 支撑基质
- rigid substratum 刚性下卧层 返回 substratum