Sterluminancy
单位立体弧度的亮度
🗣️ 情景例句
I do.
我愿意。
Spot, the dog, always whimpers when he is left alone.
那条叫斯伯特的狗，被单独留下来，时常寂寞得呜咽。
It has been said that everyone lives by selling something.
据说每个人都靠出售某种东西来维持生活。