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 much for a one-way ticket to New York?
去纽约的单程票多少钱？
Pitchers have ears.
隔墙有耳。
With great difficulty, he climbed into the shop window to get the dress.
费了好大劲儿，他爬进橱窗去取那件衣服。