Tā yǒudiǎn Bǐdé·Pān qíngjié, bù yuànyì chéngdān zérèn.
He has a bit of a Peter Pan complex and is unwilling to take on responsibility.
Tips
culture
彼得·潘 (Peter Pan) is a widely recognized character in China. The 'Peter Pan syndrome' (彼得·潘情结) is a popular cultural reference for adults who refuse to grow up or avoid responsibility.