待你长发即腰直接咔嚓一刀
[dài nĭ zhăng fā jí yāo zhí jiē kă cā yī dāo]
Waiting for your long hair to reach down to your waist and then just cutting it off ('喀嚓' imitates the sound of shears). This could signify frustration toward expectations of something cherished being ruined or cut short.