Pentacarboxylic acid
[化] 五羧酸
🧩 词语组成解析
🗣️ 情景例句
OK. We'll ring you up at 6:00 a.m. tomorrow.
嗯，我们会在明天6点整叫您。
And do you have friends there?
你在那儿有朋友吗？
but would you mind coming with me to the station?'
但请您跟我到警察局去一趟好吗？”