xiǎo / míng / shì / gè / chū / le / míng / de / dǎo / dàn / guǐ / zǒng / shì / ràng / lǎo / shī / tóu / téng小明是个出了名的捣蛋鬼,总是让老师头疼。Xiao Ming is a notorious troublemaker who always gives the teacher a headache.