Polysinusitis
多窦炎
🗣️ 情景例句
What would you like to see me about?
你找我什么贵事？
Hang up one's hat in another's house.
在别人家里久留不去，长期居住。
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。