Copolyether
共聚多醚
🗣️ 情景例句
You were four or five years old, I think.
当时你才四、五岁 我想。
Wisdom is more to be envied than riches.
才智比财富，令人更可羡。
Listening with your heart is good for you.
专心聆听别人说话对你有好处。