undercrust

名词 n.
中文释义

英文释义

名词 n.
  1. A crust that forms the bottom of a pie, tart or other dish; a layer of pastry that supports the filling.
    — In the middle ages, our forefathers found themselves deficient in plates and so, for a substitute, an undercrust of bread served as a plate.
  2. The layer of material located beneath the crust of a planet or moon.
    — It must therefore form the undercrust of all Gallia.

词形变化

undercrusts plural

词源

under- + crust
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