按照约定

In which part of the world is the isthmus located ?

苏伊丝地峡位于世界的哪壹部分？。。

It will make the traditional split keyboard design, about two parts will not be rigidly connected together.

它将传统的键盘做成分体式的设计，左右两部分不会被硬性地连接在一起。