Sialoprotein
骨唾液酸糖蛋白
🗣️ 情景例句
Yes.
是啊。
Saying and doing are two things.
说与做是两回事。
No matter where you live, you would find it difficult not to laugh at, say, Charlie Chaplin's early films.
比如说，不管你生活在哪里，你看查理。卓别林的早期电影很难不发笑。