Pyromellitice acid
[建] 苯四甲酸
🧩 词语组成解析
🗣️ 情景例句
Nice weather today, isn't it?
天气不错，是吧？
It sounds like a reasonable solution.
这个解决办法还比较合理。
Let's go into the living room,Carol.
我们到客厅里去吧，卡罗尔。