n.建设者,建筑者,创建者,经营建筑业者,增洁剂,促净剂
The builder had a commitment to finish the work on time.
那个承建商答应过准时完工.
The builder gave an approximate cost for fixing the roof.
房屋修建商给修理房顶粗略地估计了一个价钱.
The builder looked at me as though I was barking mad.
那个建筑工人瞅着我,好像我哪不对劲儿似的。