上下客 meaning in Chinese

pick up-drooff

The individual doors also allow for rapid loading and unloading of passengers , which will need to be fast if the superbus is to live up to its promised door - to - door mission : instead of making predetermined stops , the vehicle will pick up and drop off passengers based on their text - messaged requests
单独的车门设计便于快速上下客，因为这对于实现许诺的“门对门”服务是必不可少的：汽车会根据乘客提供的文本形式的指令决定上下客，而不需要事先设定车站。