Undecynoic acid
[化] 十一碳炔酸; 十一碳一炔酸
🧩 词语组成解析
🗣️ 情景例句
Do you celebrate Christmas in China?
中国人庆祝圣诞节吗？
From short pleasure long repentance.
痛快一时，悔恨终身。
Yes, I see. How can they get rid of waste water in this way? What a terrible colour the sea is now! It looks as if our class won't be able to bathe at all.
是的，我看见了。他们怎么能这样排放废水呢？海水的颜色多么可怕呀！看来我们班同学根本不能在这里游泳。