Paraform
[化] 聚甲醛\\n[医] 多聚甲醛
🗣️ 情景例句
I can't put my finger on what exactly makes a written piece a classic.
我不知道什么使一篇著作成为经典。
Do you have a book?
你有一本书吗？
The river which forms the eastern boundary of our farm has always played an important part in our lives.
形成我们农场东部边界的一条河流一直在我们生活中发挥着重要作用。