Phosphorogen
磷光激活剂; 磷光增强剂
🗣️ 情景例句
the kids in the ward
住院的孩子们
Beauty, unaccompanied by virtue, is as a flower without perfume.
美而无德犹如花之无香。
You might try one of our cheaper components.
你试试这种较便宜的组件怎样？