Leucone
[化] 原甲硅酸
🗣️ 情景例句
I've got extra time on my hands.
我有过多空闲时间。
Have you heard the weather forecast?
你听天气预报了吗？
It is said that a new policy is being put into practice in your foreign trade.
据说你们正在实施一种新的对外贸易政策。