tā / men / suī / rán / zhù / zài / tóng / yí / gè / chéng / shì / xīn / què / xiàng / gé / zhe / shí / wàn / bā / qiān / lǐ

他们虽然住在同一个城市，心却像隔着十万八千里。

Although they live in the same city, their hearts seem worlds apart.