旺仔甜妹D金刚硬哥D
[wàng zĭ tián mèi d jīn gāng yìng gē d]
'Wangzai' is a sweet nickname meaning 'Little Prince', and 'Sweet Sister' implies a cute or lovable girl. 'D' here stands for 'of' connecting to 'Hard Brother D'. The overall effect seems playful yet tough, showing a contrast between sweet and strong personalities.