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词汇 air tube
释义

Definition of air tube in English:

air tube

noun
  • 1A trachea or tracheole in an insect.

  • 2The inner tube of a pneumatic tyre.

Origin

Late 17th century; earliest use found in Nehemiah Grew (a1641–1712), botanist and physician.

Definition of air tube in US English:

air tube

noun
  • 1A trachea or tracheole in an insect.

  • 2The inner tube of a pneumatic tyre.

Origin

Late 17th century; earliest use found in Nehemiah Grew (a1641–1712), botanist and physician.

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