So you see big differences in prices between different exchanges.

所以你会看到不同交易之间的价格差异很大。

And yet most of the time, the difference in price between an 8-inch pizza and a 16-inch pizza is not even two times more expensive, let alone four times more expensive.

然而，在大多数情况下，8英寸比萨和16英寸比萨的价格差不止两倍，贵四倍就更不用说了。

He was going to resell various cheap trinkets and earn money on the difference in price as soon as mom started screaming that he was crazy and that he was ruining our Family.

他本来打算转卖各种便宜的小饰品 靠差价赚钱 可是妈妈突然开始尖叫说他疯了 说他在毁掉我们的家庭。