The two systems are, at bottom, conceptual models...这两个系统实质上是两种概念模式。The two systems are, at bottom, conceptual models.这两个系统实质上是两种概念模式。In fact, both of these limiting conditions are more conceptual idealizations than actu...
发动机过热，车子不好操纵。The engine was overheating and the car was not handling well.系统过热，拍摄工作只好停了下来。The system overheated and filming had to stop.发动机过热了。The engine is overheating....