Metadiazine
嘧啶
🗣️ 情景例句
How are you getting on with your studies?
你功课情况如何？
She was disappointed by what Lawrence said.
她对劳伦斯说的话感到失望。
Did she learn all by herself? How clever.
她全是自己学会的吗？多么聪明啊！