chǔ / lǐ / gù / zhàng / shí / wǒ / men / bù / néng / tóu / tòng / yī / tóu / ér / yào / jiǎn / chá / zhěng / gè / xì / tǒng处理故障时,我们不能头痛医头,而要检查整个系统。When dealing with a malfunction, we shouldn't just treat the symptoms but should check the entire system.