Selective polymer
[化] 选择聚合物
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
🗣️ 情景例句
I heard the professor of that class is very good.
我听说那个班的教授很好。
Mrs. Hughs, this is Peter Brown.
休斯太太，这是彼得i布郎。
Which do you think is more interesting?
你认为哪个节目更有趣呢？