Leucone
[化] 原甲硅酸
🗣️ 情景例句
They are constantly quarreling.
他们时常吵架。
My grandfather got married in 1921.
我的祖父在1921年结婚。
They said that the march had been forbidden, but that wasn't true.
他们说游行向来是被禁止的，但这不是事实。