Stepanovite
绿草酸钠矿
🗣️ 情景例句
Good. Thank you. I'll be right down.
好，谢谢你。我马上下来。
Dad is welcoming uncle Bob.
老爸去迎接鲍勃叔叔。
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。