tracheole
n. [无脊椎] 微气管;[无脊椎] 小气管
例句
dissolves and then diffuses across the wall of the tracheole and into several of the insect’s cells.
气管又分支成许多微气管,微气管里充满液体,吸入的氧气溶解于其中,穿透气管管壁扩散到昆虫的无数细胞中。