Polycrystalline polymer
[化] 多晶形聚合物
🧩 词语组成解析
a. 多晶的\\n[计] 多晶的
🗣️ 情景例句
You're much thinner since the last time I saw you.
你比我上次见你的时候瘦多了。
He hasn't answered my letter yet.
他还没有给我回信。
But this was before Annie Sullivan came to stay.
但是，这都是安妮·莎利文来住下之前的事了。