I've been traveling all day

　　我整整一天都在趕路。

　　While he had originally traveled in order to study, traveling had become an end in itself.

　　盡管他原本是為了學習而旅行，但旅行過程本身也是一種享受。

　　By a strange coincidence we happened to be traveling on the same bus.

　　巧得出奇，我們正好坐同一輛公共汽車。

　　He is a traveling salesman.

　　他是一個巡回推銷員。

　　Larry was traveling along 165 north after delivering to one of his customers ．

　　拉里在把貨物交付給顧客后，正沿著165號公路向北行駛。