Polyvinyl fomate resin
[机] 聚甲酸乙烯酯树脂
🧩 词语组成解析
a. 聚乙烯基的
resin
['rezin]
n. 树脂;合成树脂;松香;
vt. 用树脂处理;涂擦树脂于;
🗣️ 情景例句
we would go down to the beach and catch crabs,
我们走到海边抓螃蟹，
Is this a recorded program?
这是不是录音节目？
My grammar is improving, but I find idioms and useful expressions hard to learn.
我的语法在进步，但我发现习语和有用表达很难学。