Sterad
球面(角)度, 立体角度的单位
🗣️ 情景例句
The first one to get one hundred points wins.
首先达到一百分的人赢。
Could you give her a message, please?
请问你能不能带个口信给她？
Is this the right bus for the Capital Library?
这辆车到首都图书馆吗？