litharge

例句：

1. 1. The white phosphorus was used as a weapon in the war.
   在战争中，白磷被用作武器。
2. 2.The scientist found that the litharge reacted with water to form hydrogen gas and oxygen.
   科学家发现，白磷与水反应生成氢气和氧气。
3. 3. The litharge was used to light fires in ancient times.
   古代使用白磷来点燃火。