tā / men / suī / rán / jīng / cháng / hù / xiāng / qǔ / xiào / dàn / shēn / hòu / de / xiōng / dì / qíng / cóng / wèi / gǎi / biàn

他们虽然经常互相取笑，但深厚的兄弟情从未改变。

Although they often tease each other, their deep brotherly bond has never changed.