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
you need to work at it, Grandpa.
你得常练它， 爷爷。
He that has a tongue in his head may find his way anywhere.
遇事多问，随处可行。
Even people who take no interest in art cannot have failed to notice examples of modern sculpture on display in public places.
即使是对艺术不感兴趣的人也不会注意到在公共场所展示的现代艺术品。