在英语中，“会议延期”可以用以下几种方式表达：
The meeting has been postponed.
会议已经延期。
The meeting has been rescheduled.
会议已经重新安排。
The meeting has been delayed.
会议已经延迟。
这些表达都来自英语的基本词汇，表示会议没有按照原定计划进行，而是被推迟到了以后的时间。
下面是一些例句：
The meeting has been postponed until next week.
会议已经推迟到下周。
The meeting has been rescheduled for Friday at 2:00 PM.
会议已经重新安排在星期五下午2点举行。
The meeting has been delayed due to unforeseen circumstances.
由于意外原因，会议已经延迟。
希望这些信息对你有帮助。