Calcofluor
[美]卡尔科弗卢尔(荧光增白剂)
🗣️ 情景例句
Dad ... Robbie. When did you come?
爸爸……Robbie。你们什么时候来的？
What are you playing?
你正在玩什么？
They look young! Who's that man?
他们看上去好年轻啊！那个人是谁？