mastication [ˌmæstɪ'keɪʃn]

例句:

• More complete mastication is performed after the food has been long macerated in the paunch.
  来自R. B. Todd
• Poor digestion can be caused by defective mastication of the food in the mouth.
  消化不良可能是由于嘴里的食物没有充分咀嚼的缘故。
  
• Regular like spike wave and poly spike wave were found in mastication.
  在咀嚼时可见有规律性类似棘波、多棘波.
  
• Mastication is one of the most important fundamental oral functions.
  咀嚼是口腔重要的生理功能之一.
  
• It's full of gnarly, gristly improvisation that requires thorough mastication to digest.
  来自BBC