【1+1英文】

Angela: "Wow. Look how polite your son has become."

Andy: "Yes. We had a big talk with him, and he has really turned over a new leaf."

【1+1中文】

安吉拉：噢，你的儿子变得多有礼貌了呀！

安 迪：是的，我们和他认真地谈过了，他真的开始了崭新的一页！

【1+1解析】

Turning over a new leaf is like turning over a new page ("leaf") in your life and seeing what is on the other side.

中文意思：翻开新的一页。