Thiylation
引入含硫基
🗣️ 情景例句
I appreciate your kind words.
我很感谢你好心的安慰。
You know that some countries are selling this kind of products at cheap prices in large quantities.
您知道有的国家对这种商品正在削价抛售。
After taking off, we were flying low over the city and slowly gaining height,
起飞之后，我们在城市上空低低地飞行，然后慢慢爬高。