This is a timer method in which you specify both the interval of the callback and the function to call back.

这是一个定时器方法，同时指定了回调时间间隔和回调函数。

youdao

The window.setInterval() method tells the page to call back a particular function on a particular interval -- say, every second.

setInterval() 方法告诉页面以特定的时间间隔回调某个函数（比如每秒）。

youdao

Teachers call over each class or after an interval of one or two classes and write down the names of the absent students.

每节课老师都点名或者在一节课和两节课之间的间隔中点名，然后写下缺席的学生的名字。

youdao

In his remarks, he didn't mention the five-year interval for gun permitting, although he did call for licenses to be made renewable statewide.

WSJ: Cuomo Seeks Overhaul