回複：吃到一張闖紅燈的罰單，不服，決定上庭，如果輸掉結果會怎樣？

If you don't have a record before, most likely fine will be reduced by half (1 record before, reduce about 25%). But you will pay a fee for court service (call the court for how much). It takes about 3 hours. You decide whether you want to go to court.