trachea
/trəˈkiːə/noun
(pl. tracheae /-ˈkiːiː/ 或tracheas)
1- Anatomy a large membranous tube reinforced by rings of cartilage, extending from the larynx to the bronchial tubes and conveying air to and from the lungs; the windpipe【剖】气管。
1.1
- Entomology each of a number of fine chitinous tubes in the body of an insect, conveying air direct to the tissues【昆】气管。
1.2
- Botany any duct or vessel in a plant, providing support and conveying water and salts【植】导管。
派生词
tracheal
/trəˈkɪəl/ adjectivetracheate
/trəˈkiːɪt/ adjective词源
late Middle English: from medieval Latin, from late Latin trachia, from Greek trakheia （artēria） 'rough (artery)', from trakhus 'rough'.