Naphtholphthalein
[化] 萘酚酞
🗣️ 情景例句
And what sort of job?
哪一类的工作？
Who is the leader of this political party?
谁是这政党的首领？
Oh! Is that a ball? Aren't all balls round?
噢，那是个球吗？难道所有的球不都是圆的吗？