Acetylurea
乙酰脲
🗣️ 情景例句
What's the problem?
什么问题啦？
Is there anything you'd like to know?
你想知道什么？
Very few of the fifty pence pieces and pound coins I have given him have found their way there.
我给了不少50便士的硬币，但没有几个存到储蓄罐里。