Poly(vinyl formalacetal)
[化] 聚乙烯醇缩甲乙醛
🗣️ 情景例句
I Wonder whether they will arrive on time.
我也不知道他能不能准时到。
I will see her home.
我会送她回家。
Then they wake up their parents, calling: Merry Christmas!
然后去吵醒他们的父母亲，对他们说“圣诞快乐！”