プログレッシブ和英中辞典(第4版)の解説
げきせん【激戦】
〔戦闘の〕a fierce [hot] battle；〔選挙などの〕a hot contest
激戦する fight fiercely [hotly]
今回の選挙は激戦で元大臣が何人も落ちた
The last election was such a hot contest that several ex-ministers lost.
激戦地
the site of a hard-fought battle；〔選挙区〕a closely contested 「election district [constituency]