We need to fix a date for the next meeting.

我们得为下次会议定个日期。

《牛津词典》

Let's fix a date for the meeting.

我们把会议的日期定下来吧。

youdao

Fix a date for the meeting.

决定一下会议的日期。

youdao

Yet David Cameron has still to fix a date let alone finalise the text of a long promised speech spelling out his European policy.

BBC: Europe - Why Cameron's speech is proving so hard to write

The judge did not fix a date for adjournment.

BBC: NEWS | UK | England | Devon | Judge 'had to bail sex offender'

Election officials will meet in coming days to fix a polling date - many expect the vote to be held in late April.

BBC: Malaysian PM Najib Razak paves way for general election