Alekhine's gun

uncountable

(chess) A formation in which a queen backs up two rooks on the same file.

Japanese Meaning

チェスの戦術用語で、クイーンが同じ縦列上に位置する2つのルークを支援する形の駒の配置

During the match, she surprised everyone by forming Alekhine's gun and launching a decisive attack.

対局中、彼女は女王が同じ縦列で2つのルークを支える布陣を築いて決定的な攻撃を仕掛け、観衆を驚かせた。

Sense（1）

(chess) A formation in which a queen backs up two rooks on the same file.