tracheole

noun

One of the fine branching tubes of the trachea of an insect, which penetrates the tissues to provide oxygen.

The tracheole is a small tube that carries air to the cells of insects.

意味（1）

One of the fine branching tubes of the trachea of an insect, which penetrates the tissues to provide oxygen.

Indeed, in the muscles of the wings every fibre has its own particular tracheole (small trachea).