正在: just at (that time), right in (that place), right in the middle of (doing sth)...
管理费: administrative fee, management cost...
建造: to construct, to build...
退步: to do less well than before, to make a concession, setback, backward step, leeway, room to maneuver, fallback...
零下: below zero...
光荣: honor and glory, glorious...
获取: to gain, to get, to acquire...
把关: to guard a pass, to check on sth...
落成: to complete a construction project...
限度: limitation, limit...