Weberite
氟铝镁钠石
🗣️ 情景例句
About fifteen minutes.
大约十五分钟吧。
When ale (or drink or wine) is in wit is out.
贪杯丧智。
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。