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单词 obturator
释义

obturate /obˈtū-rāt/

transitive verb

To stop up

ORIGIN: L obtūrāre, -ātum to stop up; etymology obscure

obturāˈtion noun

  1. Stopping up
  2. Stopping of a hole to prevent the escape of gas (gunnery)

obˈturātor noun

  1. A structure or device that closes a cavity
  2. The structures closing a large opening in the hip bone (anatomy)
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更新时间：2026/5/3 5:11:24