Equidensitometry
等密度测量
🗣️ 情景例句
Do you hike or fish on your trips?
旅游时，你会步行或钓鱼吗？
I want a package deal including airfare and hotel.
我需要一个成套服务，包括机票和住宿
The sudden barking frightened Clara.
突然的狗叫声吓坏了克拉拉。