Polyurea
[化] 聚脲
🗣️ 情景例句
and there's one person I haven't photographed in a long time.
而有一个人我已经很久没为她拍照了。
You're thinking too much.
你也未免想太多了吧！
Let me explain why I was late.
让我解释迟到的理由。