Threo-disyndiotactic polymer
[化] 苏型双间同立构聚合物
🧩 词语组成解析
[化] 双重间同的; 双重间同立构的
🗣️ 情景例句
Yes. They reached us yesterday.
是的，昨天我们收到这批货物。
How do you do?
你好！
We would've called a taxi if Liz hadn't offered us a ride home.
假如李兹不送我们回家，我们就打的了。