Pound for pound的意思

"Pound for pound" is an expression used to compare the value, performance, or effectiveness of two or more things, typically when they are different in size or scale. It means that the things being compared are evaluated as if they were the same size or had the same amount of something (such as weight).

For example, in sports, "pound for pound" rankings are often used to rate boxers or MMA fighters based on their performance relative to their weight. This means that a fighter who is considered "pound for pound" one of the best is highly skilled and successful, regardless of their weight class.

In other contexts, "pound for pound" might be used to compare the efficiency, strength, or value of different products, services, or even countries, taking into account their size or resources.