O-cresolsulfonphthalein
[化] 甲酚红
🗣️ 情景例句
The Post Office aims to improve its quality of service.
邮局锐意改善服务质量。
He is a good man whom fortune makes better.
好人走运人更好。
for the monotonous rhythm of the wheels clicking on the rails soon lulls you to sleep.
车轮与铁轨间单调的嘎喳声很快就会送你进入梦乡。