Phthalophenone
[化] 二苯代酚酞
🗣️ 情景例句
Thank you. I appreciate your help.
谢谢！很感谢你的帮助。
I'm going to buy five pieces.
我要买五片。
Tomorrow is christmas Eve, and my father and I went to choose a Christmas tree today.
明天是圣诞节前夜，今天我和父亲去选圣诞树。