Osteogenin
成骨素
🗣️ 情景例句
Can I get a price check on...?
我能查一下……的价格吗？
The wise man knows he knows nothing,the fool thinks the knows all.
聪明人自认一无所知，愚笨人自负无所不晓。
So what should you do? We'll assume that you have sorted out the basics --
那么你该怎么做呢？我们假定你已把基本情况弄清楚了，