this article is suppose to be most useful for those who want to travel abroad 的意思是?

this article is suppose to be most useful for those who want to travel abroad 的意思是?
this article is suppose to be most useful for those who want to travel abroad 的意思是?

this article is suppose to be most useful for those who want to travel abroad 的意思是?
本文应该对于想要出国旅行的人是最有用的.