Euxanthon
优吨酮, 1, 7-二羟(基)夹氧杂蒽酮
🗣️ 情景例句
Their life together has been wonderfully happy.
他们在一起的生活极为幸福。
I can't believe it.
我不相信。
Yes, that's a good idea. But I have another difficulty. My written English isn't very good either.
是的，这主意不错。但我还有另外一个难题。我的书面英语也不好。