Can I use it when I 'm travelling abroad ?

我在国外旅行时能用它吗？

Travelling in ancient china was arduous .

旅行在古代中国是件艰苦的事情。

His views on landscapes developed from travelling and reading .

他对园林的见解是源自旅行和读书。

My experiences travelling to the us have been uniformly positive .

我去美国旅行的经历一直都很愉快。

Imagine you are travelling in another city or a country .

做一做想象你正在另一个城市或国家做旅行。