不受时间限制英语

without time limit

用Be timeless例如Some aspects of the surgeon's work are timeless外科工作中有些方面是不受时间限制的。

No time limit.

There is no restriction of both time and distance

无时间限制 [词典] timeless; [例句]这里，再一次，快速的响应时间、无时间限制的访问以及在线的服务提高了效率。Here, again, fast response times, any-time access, and online service improves efficiency and constituent perception.

there's no time limit for XXX.