To sing and respond in turn; to echo each other's ideas or sentiments, often in a harmonious or cooperative manner.
研讨会上，几位学者就同一个话题展开讨论，大家纷纷发表见解，更唱迭和，气氛非常活跃。
At the seminar, several scholars discussed the same topic. Everyone offered their opinions, echoing and harmonizing with each other, creating a very lively atmosphere.
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