Fluorescer
荧光剂; 荧光增白剂
🗣️ 情景例句
You'd better hurry, Robbie.
你最好快点， Robbie。
Other suppliers have almost identical goods at the price 10% to 14% cheaper.
别的供应商有和这几乎相同的货，价格便宜10%至14%。
Happy birthday! said Polly, and gave Ann her present---a red feather.
“生日快乐！”波利说，然后给安送礼物--一根红羽毛。