During exercise while the body and the body's cells are working harder, more cellular ATP, which is the molecular unit of currency—gets consumed.

在运动过程中，机体和体内细胞工作加重，更多的ATP，即能量通货的分子单元，被消耗。

Bitcoin mining involves getting  powerful computer systems to solve complex mathematical sums, which  creates new units of currency that are then entered into circulation on  this thing called the blockchain.

比特币挖矿涉及获得强大的计算机系统来解决复杂的数学问题，这会创建新的货币单位，然后在称为区块链的东西上进入流通。