Alloxan
n. [化]阿脲,四氧嘧啶
🗣️ 情景例句
Do you know that I mean?
知道我的意思吗？
He is now out of touch with his old friends.
他现在已经没有和他过去的朋友联系了。
I'll wait until I hear from you.
那么我就等你消息，