total itinerary：总行程full itinerary：一般不用complete itinerary ：完整的行程例：① 柱塞往复运动（总行程）L是不变的，由凸轮的升程决定。（total trip ）plunger reciprocating motion L is unchanged by the decision to lift the cam.美国人对汽车的依赖无可比拟，乘车出行的人们在一年中的总行程约为万亿英里。Americans depend on automobile like no other people. （The total mileage） traveled by American motorists in one year is about one million million miles
大嘴闯天下
