单词 | trachea |
释义 | trachea /tray"kee euh/ or, esp. Brit., /treuh kee"euh/, n. , pl. tracheae /tray"kee ee'/ or, esp. Brit., /treuh kee"ee/, tracheas. 1. Anat. , Zool. the tube in humans and other air-breathing vertebrates extending from the larynx to the bronchi, serving as the principal passage for conveying air to and from the lungs; the windpipe. See diag. under lung. 2. (in insects and other arthropods) one of the air-conveying tubes of the respiratory system. 3. Bot. vessel (def. 5). [1350-1400; ME trache < ML trachea, for LL trachia < Gk tracheîa, short for artería tracheîa rough artery, i.e., windpipe] |
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