短語(yǔ)詞組短語(yǔ)earth -rock dam settlement 土石壩沉降earth and rock dam 土石壩high earth -rock dam 高土石壩reservoir earth -rock dam 水庫(kù)土石壩protective earth -rock dam 防護(hù)土石壩core earth -rock dam 心墻土石壩 返回 earth rock dam