Copolymerisation
[建] 共聚多酯
🗣️ 情景例句
You know, when I was your age,
要知道 ，当我像你这么大的时候，
This stain is really stubborn.
这污垢去不掉。
I had expected to be near my objective by now, but everything still seemed alien to me.
我本想离目的地已经不远，但周围一切对我仍很陌生。