yī / shēng / gào / sù / tā / yā / lì / guò / dà / hé / shuì / mián / bù / zú / dōu / kě / néng / dǎo / zhì / bù / jǔ医生告诉他,压力过大和睡眠不足都可能导致不举。The doctor told him that excessive stress and insufficient sleep can both cause erectile dysfunction.