turn over a new leaf

turn over a new leafturn over a new leaf1.■掀开新的一页; 重新开始, 改过自新He promised to turn over a new leaf and study harder.他保证重新开始, 更加努力地学习。He has been in jail several times, but recently he seems to have turned over a new leaf.他坐过几次牢, 但近来似乎已改过自新。

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turn over a new leaf1.■重新开始；翻开新的一页；洗心革面；改过自新；开始新生活

见:leaf: turn over a new leaf