on-off
adjective/ˌɒn ˈɒf/
/ˌɑːn ˈɔːf/
[only before noun]- (of a switch) having the positions ‘on’ and ‘off’
开–关的;双位的;通断的;离合的 - an on-off switch
通断开关
- an on-off switch
- (of a relationship) interrupted by periods when the relationship is not continuing
断断续续的;间断的