Xanthyrone
丙烯基吡喃酮
🗣️ 情景例句
All right. Is...is Susan coming?
好吧， Susan来吗？
So let us all welcome him to the podium.
让我们欢迎琼斯先生上台演讲。
We visited the Great Wall. We went there by bus. We all took some food and drink with us.
我们参观了长城。我们是坐车去的。我们每人都自备一些食物和饮料。