Pneumatization
n. [医](骨或其他组织中的)气腔形成
🗣️ 情景例句
The news was announced to the public on TV.
这则消息经由电视向大众宣布。
Although my career as an international businessman is limited.
虽然，作为一个国际商人，我的事业是有局限性的。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。