lit. to like the new, and hate the old (idiom); fig. enamored with new people (e.g. new girlfriend), bored with the old
Definitions (Wiktionary)
phrase, idiomatic
to love the new and loathe the old; to be fickle in affection (usually said of men) (syn.) 厭舊喜新, 迎新棄舊, 厭舊貪新, 貪新忘舊, 迎新棄舊 GT, GT - General Taiwaneseno specific region identified), 喜新厭舊, 喜新厭故
我真的懂 你不是喜新厭舊 是我沒有 陪在你身邊當你寂寞時候
我真的懂 你不是喜新厌旧 是我没有 陪在你身边当你寂寞时候
wǒ zhēn de dǒng , nǐ bù shì xǐ xīn yàn jiù , shì wǒ méi yǒu , péi zài nǐ shēn biān dāng nǐ jì mò shí hòu I know, That in fact you are not fickle in affection; It was me, Who was not with you when you were lonely.