They are now living together on a permanent basis.

他们现在决定长期同住。

《牛津词典》

A permanent resident is someone who has been granted authorization to live and work in the United States on a permanent basis.

永久居民被授权可以在美国境内永久性地居住和生活。

youdao

Lincoln, in this view, deliberately used his knowledge that the South could not tolerate a federal fort on a permanent basis to induce the South to attack it.

此文认为，林肯深知南方不会容忍这样一个联邦要塞永久性存在的，并借此诱使南军进攻它。

youdao

But there will also be some seats waiting to be filled on a permanent basis.

WHITEHOUSE: Remarks by the President in Personnel Announcements

But what if a team really were relocated to London on a permanent basis?

FORBES: One Reason The NFL Will Never Permanently Relocate A Team To London: The U.K.'s Tax Treatment of Nonresident Athletes

Such was the latter player's success, Arsenal subsequently signed Eboue on a permanent basis.

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