Dinaphthol
联萘酚
🗣️ 情景例句
I can see well both day and night.
我白天晚上都能看得很清楚。
He who wills success is half way to it.
下定决心成功的人是成功了一半。
'At ten to eight.I bought a paper and waited for the train.'
“7点50分。我买了张报纸，等着车来。”