in one sub domain I post an article , and in the main site , shows only the first part of article and after user clicked on " Read more " from main site , user be transferred to the sub domain where the Article is submitted ?
No. The current version can not distinguish whether an article was posted from domain A or domain B. For the next version (1.0) it is planned to make it possible to separate content. We have noticed your feature request. But we cannot promise implementation.