每隔一定间隔
[经] 定期

at regular intervals的用法和样例：

例句

The quality or state of being periodic; recurrence at regular intervals.周期性周期出现的性质或状态; 以固定的间隔而发生
If we look at a cross section of a water wave, we may see that the wave form repeats itself at regular intervals.如果我们观察水波的横截面，我们会看到波形是按一定的间隔重复的。
A publication issued at regular intervals of more than one day.期刊以多于一天的周期定期出版的出版物
He comes back to see us at regular intervals.他每隔一段时间就回来看看我们。

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