Sterluminancy
单位立体弧度的亮度
🗣️ 情景例句
Please come in, Mr. Wilson.
请进，威尔逊先生。
Our stock of this commodity is limited, please place your order without delay.
我方此类商品的存货有限，请尽快订货。
but it is of a kind that, if he meets it, he can readily understand and deal with.
但如果有这种情况，露营者也容易理解，知道如何对付，