Uv-531
[化] 2-羟基-4-正辛氧基二苯甲酮
🧩 词语组成解析
abbr. 紫外的（ultraviolet）
🗣️ 情景例句
Where is the best spot in town to hang out at?
城里出去玩儿最好的地方在哪儿？
Diligence is near success.
勤奋近乎成功。
It's a knife.
小刀。