liǎng / jiā / rén / yīn / wèi / zhè / duàn / hòu / yì / jǐ / shí / nián / lái / yì / zhí / bǎo / chí / lián / xì

两家人因为这段厚谊，几十年来一直保持联系。

Because of this deep friendship, the two families have stayed in touch for decades.