| 词汇 | on-and-off |
| 释义 | on and offidiom(alsooff and on) C1 If something happens on and off during a period of time, it happens sometimes: 时断时续地;间歇地 I've had toothache on and off for a couple of months.我的牙断断续续疼了几个月。 Frequency & regularity - general words (as) regular as clockworkidiom -ly clockwork endemically erratic erratically fitful irregular irregularity irregularly like clockworkidiom many on-off periodic periodically prevalence regularity religiously unsynchronized would |
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