英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Trachea的结果
Trachea
(n.)
The windpipe. See Illust. of Lung.
Trachea
(n.)
One of the respiratory tubes of insects and arachnids.
Trachea
(n.)
One of the large cells in woody tissue which have spiral,
annular, or other markings, and are connected longitudinally so as to
form continuous ducts.