Heteropoly compound
[机] 杂聚物
🧩 词语组成解析
🗣️ 情景例句
If the owners don't claim the dog in forty-eight hours,
如果狗的主人在四十八小时内不认领，
We have asked you to come to our Thank you Party today.
我们邀请你们参加我们今天的“感恩会”。
You are John Smith, the engineer,aren't you?
你是工程师约翰。史密斯，对吗？