Derlin
缩醛树脂
🗣️ 情景例句
Don't you just love it?
你能不喜欢吗
Excuse me. Where is No.5 Street?
对不起，第五大街在哪儿？
I know. I can help him with most of his subjects.
我知道。我可以帮助他学习绝大多数科目。