问inhiscar和bycar的区别

都是介词短语，都可以表示：乘坐汽车。

in the car 还可以表示：在汽车里。例句：I can travel by car, train, or plane.我可以坐汽车、火车或是飞机去旅行。I went there by car.我是坐车去的那儿。Do you know that man in the car.你认识坐在汽车里的那个人吗？We had a long ride in the car .我们乘汽车走了一段长旅程