yī / shēng / shuō / shǒu / bì / shàng / de / dāo / bā / xū / yào / jǐ / gè / yuè / cái / néng / wán / quán / huī / fù医生说手臂上的刀疤需要几个月才能完全恢复。The doctor said the scar on his arm would take several months to heal completely.