Sterluminancy
单位立体弧度的亮度
🗣️ 情景例句
Camping out is such great fun.
露营是件非常好玩的事。
Any personal hobbies such as sports, music and collecting stamps never had a place in his life.
任何一种个人的业余爱好，如体育活动，音乐，集邮等等在他的生活中从未有过地位。
Some fishermen are unlucky.
有些垂钓者就是不走运，