suī / rán / gōng / zuò / hěn / máng / tā / réng / rán / méi / yǒu / wàng / jì / zì / jǐ / de / běn / yuàn

虽然工作很忙，他仍然没有忘记自己的本愿。

Although he is very busy with work, he has not forgotten his original intention.