Preplasticizer
预增塑剂
🗣️ 情景例句
Dad ... Robbie. When did you come?
爸爸……Robbie。你们什么时候来的？
Do you think the doctor could see me tomorrow before 9:30?
你看医生在明天9:30前能给我看病吗？
I'm from Changsha. What about you?
我是长沙的。你呢？