Xanthopterin
黄蝶呤, 2-氨基-4, 6-二羟基蝶呤
🗣️ 情景例句
No, …is not in right now. May I take a message?
不， ……现在不在这儿。 我能帮你捎个口信吗？
About ten minutes.
大约10分钟。
Harry does not need to be prompted to explain how he bought his precious bottle of mud.
毋须暗示哈里就会向你讲起他买下那瓶珍贵香水泥的经过。