And it will have to delve into hitherto unknown realms, such as managing relationships with retailers.

它还要进入未知的领域，如管理与零售商的关系。

youdao

There are still many unknown realms about distance education need to be studied. The web-based medical education in our country has just started and its rules of operation reserved to research on.

远程教育尚有许多未知的领域需要我们进行深入的探索，医学网络教育在我国刚刚起步，其规律亟待研究。

youdao

There may be realms beyond it presided over by deities unknown.

在那里有着一个由强大神祗统治着的国度。

youdao