zhè / duì / fū / qī / cháng / qī / zhēng / chǎo / guān / xì / yǐ / jīng / dào / le / qín / sè / bù / tiáo / de / dì / bù

这对夫妻长期争吵，关系已经到了琴瑟不调的地步。

This couple has argued for a long time, and their relationship has reached a state of marital discord.