Ethanedinitrile
乙烷
🗣️ 情景例句
The whole Stewart family is close. Stewart
全家人相处得很好。
Would you care to answer my question on the warranty?
你可以回答我有关保证的问题吗？
He's gone to England with his family. He won't be back until January.
他和家人一起回英国了。要到元月份才回来。