Hexadiene
[机] 己二烯
🗣️ 情景例句
are important for the sales of your book.
对于你这本书的销售很重要。
I ate oranges for breakfast yesterday.
我昨天早饭吃的是桔子。
He noticed that a river of liquid rock was coming towards him.
他发现有一股岩浆正向他流过来，