Sulfonephthalein
[医] 磺酞(指示剂)
🗣️ 情景例句
OK. Let's talk.
好， 我们谈谈吧。
Every cock crows on its own dunghill.
夜郎自大。
George showed me to the guestroom which, he said, was rarely used.
乔治把我领进客房，说这间很少使用。