商人们常用的天平。 一些商人会改装天平，以此制造对自己有利的交易。
A scale commonly used by merchants. Some merchants modify them to ensure trades always tip in their favor.
商人们常用的天平。 一些商人会改装天平，以此制造对自己有利的交易。
A scale commonly used by merchants. Some merchants modify them to ensure trades always tip in their favor.