Sterad
球面(角)度, 立体角度的单位
🗣️ 情景例句
Sounds like.
声音像……
The restaurant is a mile from the hotel.
那餐厅在饭店过去约有一英里。
then at the height of his military success in the Thirty Years' War,had dictated her measurements and armament.
正处在"三十年战争"的军事鼎盛阶段，他亲自规定了这艘船的规模和武器配备。