[countable]a person or company that buys land or buildings in order to build new houses, shops, etc., or to improve the old ones, and makes a profit from doing this（房地产）开发商，开发公司
property developers房地产开发商
Extra Examples
A local developer is planning to build a supermarket on the site.一个当地的开发商打算在这块地上建超市。
The flats are being built by a private developer.这些公寓正由一个私人开发商建造。
plans by a big property developer to build fifty new houses一家大地产商建造 50 幢新房的计划