Pyrogallolphthalein
[医] 焦没食子酞(一种指示剂)
🗣️ 情景例句
Yes, Dad.
好的， 爸爸。
Treat it with respect.
请你放尊重点！
He was a shrewd and wealthy businessman, but most people in the town hardly knew anything about this side of his life.
他是个精明能干、有钱的商人，但镇上大部分人对他生活中的这一个方面几乎一无所知。