(SAYING) Critics argue the price of a Volt is higher than a regular small compact car and the gas savings won't offset that cost.

VOA: standard.2010.07.30

This needs to be stressed that this is the ideal gas case. Now regular gases, real gases fortunately as I said, don't obey this.

需要强调的是这是对理想气体而言的,普通气体，真实气体，就像我说过的,不遵循这个规律，这是非常重要的。

麻省理工公开课 - 热力学与动力学课程节选