and the then magnificent praia grande bay with its promenade of double-story grand colonial houses which have long disappeared following extensive redevelopment and land reclamation
还有当时宏伟的普拉亚格兰德湾(praia grande bay)及其双层殖民时期大房子的长廊，这些房子在大规模的重建和土地填海之后早已消失
以上为机器翻译结果，长、整句建议使用 人工翻译 。