build·er /ˈbɪldɚ/
  建立者
  builder
  建立器
  Build·er n. One who builds; one whose occupation is to build, as a carpenter, a shipwright, or a mason.
     In the practice of civil architecture, the builder comes between the architect who designs the work and the artisans who execute it.   --Eng. Cyc.
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  builder
       n 1: a substance added to soaps or detergents to increase their
            cleansing action [syn: detergent builder]
       2: someone who contracts for and supervises construction (as of
          a building) [syn: constructor]