婚纱玫瑰我少年碧海蓝天我少女
[hūn shā méi guī wŏ shăo nián bì hăi lán tiān wŏ shăo nǚ]
This vivid expression connects wedding attire (white gown), red roses, youth for him, and clear seas & skies symbolizing purity/childhood for her, representing ideal scenes of love or aspirations of young romance.