冲积土,淤积土;
The parent material for the two locations is river alluvial soil.
两个地点土壤母质为河流冲积土.
Tianjin is actually a port area located on the alluvial soil shaped by the Hai River.
天津是由海河冲积而来的港口城市,既古老又年轻.
简答网 · 高考英语
简答网 · 双语娱乐资讯
简答网 · 四六级英语