interval没有缩写。
n. 间隔;间距;幕间休息
The interval between the two houses is less than one meter.
这两栋房子之间的空隙不到一米。
During the interval of the show, he took photos with his fans.
在演出间歇,他去和粉丝合影了。
There will be two 20-minute intervals during the opera.
歌剧演出中有两次20分钟的幕间休息。
The process is repeated after a short interval of time.
该程序间隔很短时间就重复一次。