roll·ing
adjective/ˈrəʊlɪŋ/
/ˈrəʊlɪŋ/
[only before noun]- (of hills or countryside) having gentle slopes
起伏的 WordfinderTopics Geographyc2- barren
- fertile
- landscape
- lush
- mountainous
- rolling
- rugged
- undulating
- volcanic
- wooded
- done in regular stages or at regular intervals over a period of time
规则的；周而复始的 - a rolling programme of reform
逐步推进的改革计划
- a rolling programme of reform