And plus, if you are not completely satisfied, you can return it to us.
并且,如果您不是百分百的满意,你可以将产品退还给我们。
The early climbers were looking for the easiest way to the top, because the summit was the prize they sought, especially if it and never been attained before.
早期登山者所寻找的是通往山顶的最方便的途径,因为顶峰特别是前人未曾到过的顶峰 -- 才是他们寻求的目标。