Imperforable
a. 无孔的, 闭锁的；无齿孔的 (imperforate的变形)
🗣️ 情景例句
But you had to be good at math.
但是你数学一定很好。
The tour will take about an hour and a half. We ought to be back here by 3:00.
参观大概要一个半小时，3点钟以前回到这里。
The more you exercise, the fitter you will be.
越运动，越健美。