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单词 occlusion
释义 occlusion
n.
  1. the act or process of occluding.
  2. Meteorol. a phenomenon in which the cold front of a depression overtakes the warm front, causing upward displacement of warm air between them.
  3. Dentistry the position of the teeth when the jaws are closed.
  4. the blockage or closing of a hollow organ etc. (coronary occlusion).
  5. Phonet. the momentary closure of the vocal passage.
Derivatives
occlusive adj.
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