Pyrouric acid
[化] 三聚氰酸
🧩 词语组成解析
🗣️ 情景例句
It's important
这是很重要的
You like to play with me, don't you?
你就这么爱耍我是吗？
Houses -- often three storeys high -- were built of stone.
房子一般有3层楼高，用石块修建。