xiū / lǐ / diàn / lù / shí / yào / zhù / yì / fáng / zhǐ / diàn / huǒ / huā / yǐn / fā / huǒ / zāi修理电路时要注意防止电火花引发火灾。When repairing electrical circuits, be careful to prevent electric sparks from causing a fire.