Pneumatization
n. [医](骨或其他组织中的)气腔形成
🗣️ 情景例句
Pete Waters, RFD Number 1, Chesterton.
Pete Waters，Chesterton乡村免费邮递路 一号 。
It was after dark when we got back,and we were all tired.
我们回来时天已经黑了，并且我们都很疲倦。
It wasn't easy to win the match. No. 64 Middle School is really a strong team.
赢这场球不容易。第64中学的的确是一支强队。