To abandon the old and embrace the new, often referring to being fickle or disloyal in relationships, especially romantic ones.
他总是弃旧迎新，让身边的人感到非常困扰。
He always abandons the old for the new, which deeply troubles those around him.
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To abandon the old and embrace the new, often referring to being fickle or disloyal in relationships, especially romantic ones.