Polyperiostitis
[医] 多骨膜炎
🗣️ 情景例句
Too easy?
太简单？
Lily is a Sophomore now.
莉莉现在大学二年级。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。