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单词 precast
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pre•cast  (prē kast, -käst),USA pronunciation v., -cast, -cast•ing, adj. [Building Trades.]
v.t. 
  1. Buildingto cast (a concrete block or slab, etc.) in a place other than where it is to be installed in a structure.

adj. 
  1. Building(of a building or section) cast before being transported to the site of installation:a precast concrete roof.
  • pre- + cast 1860–65

Collins Concise English Dictionary © HarperCollins Publishers::
precast adj /ˈpriːˌkɑːst/
  1. (esp of concrete when employed as a structural element in building) cast in a particular form before being used
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