Trithionate
连三硫酸盐
🗣️ 情景例句
When and what university did you graduate from?
你何时从哪所大学毕业？
He jests at scars, that never felt a wound.
富人不知穷人苦。
While we were having breakfast, our little boy, Tommy, found two small coins on the floor.
正当我们吃早饭时，我们的小男孩汤米在地上找到两枚小硬币。