Online Google Dictionary

borings 中文解釋 wordnet sense Collocation Usage Collins Definition
  1. Metal in chip form resulting from machining operations.
  2. (1) Subsurface investigations performed by drilling down to the desired depth, removing samples of the material penetrated so that it can be examined at the surface, recording the elevation at which changes in material are found, obtaining samples in a disturbed or undisturbed condition from the ...