chop and change idiom UK
(主意、观点、活动或工作)不断改变,变来变去,变化无常
to keep changing your ideas, opinions, activities, or job
After six months of chopping and changing, we've decided to go back to our old system. 经过6个月的反反复复,最后我们决定还是沿用原来的系统。
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