O-cresolsulfonphthalein
[化] 甲酚红
🗣️ 情景例句
Couldn't you sell us one carton for-?
不能以每盒--卖给我们吗？
It is said it will clear up tonight.
天气预报说今晚雨就会停。
Walt invented the steam engine.
瓦特发明了蒸汽机。