Pyrocinchonic acid
[化] 焦辛可酸; 二甲代丁烯二酸\\n[医] 二甲基丁烯二酸, 焦金鸡纳酸
🧩 词语组成解析
🗣️ 情景例句
In North America when people meet each other for the first time.
在北美，当人们第一次彼此见面时。
Have you somewhat to do tomorrow,do it today.
明天如有事，今天就去做。
many of them serious and senior scientists---- who dream of sending people to it.
其中的不少人是认真和资深的科学家，他们一直梦想着把人送上火星。