存在着许多势能和动能的能源.There exist many sources of energy both potential and kinetic.最大势能和总能量是 多少 ?What are the maximum potential energy and the total energy?因此,我们可以说,该系统有内势能.We can therefore say that the system has internal pote...
The store detective told the shoplifter that the game was up.该商店侦探告诉冒充顾客进商店行窃的扒手,他已被发现了.The shoplifter's day of reckoning came when he was charged with 30 cases of theft.那个冒充顾客进商店行窃的扒手被指控盗窃30次,他遭报应的日子来临了.And this bo...