Dilator
n. 详述者, 扩张器, 扩张肌\\n[医] 扩张器, 扩张肌, 开大肌
🗣️ 情景例句
who really needs to be wearing a tuxedo,
真正需要穿燕尾服的人，
Do well is better than say well.
说得好不如做得好。
but the paper was wrapped round a drum which rotated slowly.
根但是纸是卷在慢慢旋转的圆筒上的。