Stematognathic system
[医] 咀嚼系统
🧩 词语组成解析
🗣️ 情景例句
We will help your children in learning lessons in their free time.
我们可以帮助您的孩子在他们空闲时学习功课。
It's a matter of life and death.
事关生死。
when a significant number of people are living permanently in space.
如果有相当数量的人永久性地住在太空，