on and off idiom (also off and on)
C1 时断时续地;间歇地
If something happens on and off during a period of time, it happens sometimes.
I've had toothache on and off for a couple of months. 我的牙断断续续疼了几个月。
| 单词 | on and off |
| 释义 | on and off idiom (also off and on) C1 时断时续地;间歇地 If something happens on and off during a period of time, it happens sometimes. I've had toothache on and off for a couple of months. 我的牙断断续续疼了几个月。 |
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