zhè / chǎng / biàn / lùn / zuì / hòu / biàn / chéng / le / yì / chǎng / chún / qiāng / shé / jiàn / de / zhēng / lùn

这场辩论最后变成了一场唇枪舌剑的争论。

The debate eventually turned into a heated verbal exchange.