reclamation

1. N-UNCOUNT Reclamation is the process of changing land that is unsuitable for farming or building into land that can be used. 開(kāi)墾

...centuries of seawall construction and the reclamation of dry land from the marshes. ...幾世紀(jì)的海堤建設(shè)及從沼澤地到干地的開(kāi)墾。