a tube designed or used for the passage of air; spec. (a) a trachea or tracheole in an insect; (b) the inner tube of a pneumatic tyre.
| 单词 | θ34387 |
| 释义 | the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > respiration > trachea (3) air tube1673 a tube designed or used for the passage of air; spec. (a) a trachea or tracheole in an insect; (b) the inner tube of a pneumatic tyre. air vessel1673 Biology. A cavity, sac, or channel in a living organism which contains air; esp. a trachea or respiratory tube in an insect; an air-filled bladder… Subcategories:— tracheole (1) |
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