Poly(vinyl formalacetal)
[化] 聚乙烯醇缩甲乙醛
🗣️ 情景例句
She just wants love and affection.
她需要爱和关怀。
I'm up to my ears in work.
我忙死了。
He dreaded having to spend Christmas in hospital.
他十分害怕在医院过圣诞。