Saturn is a big boy, but pound-for-pound, a cosmic light weight.

土星是一个大家伙,但体积,其宇宙重量非常轻。

Pound for pound, you can get better value at this shop than at the other one.

同样是一英镑，在这个店就比在别的店更值钱。

Pound for pound, this is the most terrifying dinosaur that ever walked the earth.

同样条件下，这是地球上出现过最恐怖的恐龙。

Lionel Messi is the best pound-for-pound soccer player in the world, and perhaps of all time.

梅西无疑是当今足坛甚至是足球史上最优秀的球员之一。

Antonio Margarito could've weighed a 50 pounds more than the pound-for-pound king and it wouldn't have helped.

安东尼奥·马加里托比所向披靡的王者（帕奎奥）重50磅，但这对他没什么帮助。

That suggests that it really never did develop the same kind of power that a Tyrannosaurs did pound for pound.

这表明就算按单位体重来说它们也从未发展出过霸王龙那样的力量。

Here we have a guy who many people believe beat Manny Pacquiao twice and Pacquiao is considered the best pound for pound.

很多人相信他曾两度击败帕奎奥，而帕奎奥则是砰砰响头牌。他该怎么做？

Pound for pound, bone is stronger than concrete. It has a strength-to-weight ratio found in no other natural material on earth.

均等重量下，骨头比水泥还坚硬。它有这很高的力量重量比率，地球上的其他物质都没有发现。