Definition: a period of time between two actions, activities, or events Level: C2
在三天间隔后，和平谈判恢复了。
After an ___interval of three days, the peace talks resumed.
周期性事件经常以规律的间隔重复发生。
Cyclical events often repeat themselves at regular ___intervals.
两场会议之间有一个简短的间隔。
There was a brief ___interval between the two sessions.
