Euxanthon
优吨酮, 1, 7-二羟(基)夹氧杂蒽酮
🗣️ 情景例句
That's easy. Walk to the corner.
很好找。你走到拐角
Will you sign with our contract at this price?
你能以这个价钱在合约上签字吗？
No, we're just getting a lot of material stock piled.
没什么问题，只库存材料太多了。