(4618期)为什么坐飞机的人越来越多 Why is air travel so popular toady

有两个原因 There are actually two reasons behind this topic 有价格优势 it has got to do something with the price advantage 众所周知 as is known to all 比如长途旅行或者国际旅行 for example if we need to go on a long journey or go on the international trip