Preformed polymer
[化] 预聚物
🧩 词语组成解析
preformed
[['pri:'fɔ:md]]
a. 预成型的, 预制成的
🗣️ 情景例句
That's load off my mind.
这一来我心里轻松了。
Are you doing anything special?
你们有什么特别的安排吗？
When the news got round that a comedy show would be presented at our local cinema by the P.and U.Bird Seed Company,
当“皮尤”鸟食公司将在我们当地影院演出喜剧节目的消息传开后，