短語(yǔ)詞組短語(yǔ)earth -rock dam settlement 土石垻沉降earth and rock dam 土石垻high earth -rock dam 高土石垻reservoir earth -rock dam 水庫(kù)土石垻protective earth -rock dam 防護(hù)土石垻core earth -rock dam 心牆土石垻 返回 earth rock dam