Cars passed at irregular intervals.

汽车以不规律的时间间隔驶过。

《柯林斯英汉双解大词典》

He visited his parents at irregular intervals.

他不定期地看望父母。

《牛津词典》

Here, the upper airway collapses at irregular intervals during sleep, possibly due to a lack of muscle tone in the throat lining, which triggers snoring.

在这种情况下，上呼吸道可能会因为喉衬缺少肌肉张力而在人们的睡眠中会不规律的塌陷，造成打鼾。

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There is a law where the umpires often, and at irregular intervals, check the ball and they saw nothing wrong with it.

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"Even her experience of feeding had been distressing, " an RSPCA spokesperson explained, saying she had been locked in a shed and food would be hurled in for her at irregular intervals.

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"This paper indicates that lakes may well be connected at irregular time intervals and that even an apparently isolated lake can breach and transfer water hundreds of kilometres to other distant lakes so the contamination potential in relation to small lakes is greater than we'd previously thought, " he said.

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