Ethanedinitrile
乙烷
🗣️ 情景例句
Where is your birthplace?
你出生在哪里？
Old wood is best to burn,old horse to ride.
老柴好烧，老马好骑。
many of them serious and senior scientists---- who dream of sending people to it.
其中的不少人是认真和资深的科学家，他们一直梦想着把人送上火星。