Fluorescer
荧光剂; 荧光增白剂
🗣️ 情景例句
My job offers no room for advancement.
我的工作没什么发展前途。
It was a real pleasure for me to do it.
我很乐意这样做。
The lady was dressed in a blue coat and a large, funny hat.
那位妇女穿着一件蓝色的大衣，戴着一顶大而滑稽的帽子。