Picolinamide
吡啶酰胺, 氮苯酰胺
🗣️ 情景例句
Then. How can you prove yourself?
你怎么来证明你自己呢？
No, not really. It doesn't make any difference.
没有，真的没有，没有不同看法。
Many people pretend that they understand modern art.
有很多人装成很懂现代艺术的样子，