Arthrology
n. 关节学
🗣️ 情景例句
Well, before I go to college,
嗯，在我进大学之前，
The restaurant is on the second floor.
那餐厅在二楼。
Many of the stars cannot be seen because they are too far away.
许多星星我们之所以看不见，是因为它们离我们太远。