Polynorbornene
[化] 聚降冰片烯
🗣️ 情景例句
But especially my family.
但尤其是我的家人。
He's a manager.
他是个经理。
Today we have two new students. Their names are Lucy and Lily.
今天我们班来了两位新同学，他们的名字叫Lucy和Lily。