会议时间定在九点.
The meeting is scheduled at 9 o'clock.
The meeting is scheduled to be held at nine a.m. on the first floor of the office on March 7th. 兹定于3月7日上午九点在一楼办公室召开会议。
不推荐用fix之类的强调的动词,除非你要向对方强调时间“不可更改”。正常只说The
meeting
will
be
at
9:00.
就完全可以了,希望对你有用!