[经] debug the system
fā xiàn bìng pái chú xì tǒng zhōng de gù zhàng ㄈㄚ ㄒㄧㄢˋ ㄅㄧㄥˋ ㄆㄞˊ ㄔㄨˊ ㄒㄧˋ ㄊㄨㄥˇ ㄓㄨㄥ ㄉㄜ˙ ㄍㄨˋ ㄓㄤˋ