Cevadic acid
[化] 惕各酸; 瑟瓦酸; (Z)-2-甲基丁烯酸
🧩 词语组成解析
🗣️ 情景例句
How come she hates birds?
她为何讨厌鸟？
A good lawyer,an evil neighbour.
好律师不是好邻居。
As a matter of fact, he was pretending to be ill.
实际上，他是在装病。