fix price的用法和樣例：
例句
- It is therefore crucial that price and wage-setters fully live up to their responsibilities.
因此，重要的是，訂定價格和薪資的人應充分盡到他們的責任。 - When it came to the middle of the Ming Dynasty, in order to reduce the casualness of price assessment, a system of collective price assessment was established.
明代中期，為了減少估價的隨意性，逐漸形成了會估制度，即由多個部門的官員共同估定價格。
