Acetylurea
乙酰脲
🗣️ 情景例句
The battle was very historic.
那场战役在历史上很重要。
A good face is a letter of recommendation.
好的相貌就是一封推荐的介绍信。
Hay had been cut and cowsheds had been cleaned.
干草已切好，牛棚也打扫干净了。