Polymerizability
可聚合性
🗣️ 情景例句
Oh, five or six years ago.
哦，五六年前。
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
the other the lack of freedom of the individual research worker.
二是研究人员缺乏个人自由。