sand pit

同义词释义

1)sand pit,采砂场2)sand quarry,采砂场3)sand mining,采砂4)sand excavation,采砂5)exploiting sand,采砂6)excavation,采砂7)sand-gravel extraction,采砂8)dredge,采砂船9)illegal sand mining,非法采砂10)sand excavation,长江采砂