Check the oil at regular intervals, and have the car serviced regularly.

定期检查机油，经常保养汽车。

《柯林斯英汉双解大词典》

youdao

Buses to the city leave at regular intervals.

开往城里的公共汽车每隔一定时间发出一班。

《牛津词典》

Remember we were talking about beat, which is the regular pulse, the pulse of life, the pulse of music, that comes at regular intervals.

我们讲到了节拍,节拍是一种有规律的律动,就像生命的律动一样,这是音乐的律动,节拍表现为有规律的间隔

耶鲁公开课 - 聆听音乐课程节选

Edwards got England off to a steady start but her side lost wickets at regular intervals.

BBC: England women win T20 game against India off last ball

Bashar's bowlers picked up wickets at regular intervals on a slow and uneven pitch on Wednesday.

BBC: Bangladesh win tour opener

The lozenges are more effective, because they can be sucked at regular intervals throughout the day.

BBC: Lozenges