プログレッシブ和英中辞典(第３版)の解説
こうろんおつばく【甲論乙×駁】
the pros and cons
甲論乙駁する｜argue back and forth; argue [discuss] the pros and cons ((of a matter))
- 会議は甲論乙駁で結論が出なかった
The meeting was a seesaw battle of arguments for and against with no conclusion being reached.