Prepurging
洗炉, 清炉(清除炉内气体)
🗣️ 情景例句
What's that?
什么组织？
When the well is full, it will run over.
井水满了要溢出。
In the beginning they used to carve Chinese characters on stones to record important dates in history.
开始时，他们常把汉字刻在石头上，记载历史上重要的日期。