Bats in the belfry

Japanese: bats in the belfry（英語表記）batsinthebelfry

…However, in Germany and Switzerland, if a woman's hair touched by this, she would not be able to marry, so she would be shunned and would have to cut her hair to ward off bad luck. Because it is related to night or darkness, it is used as an analogy for prostitutes and the blind, and "bats in the belfry" has become a phrase meaning confusion. Also, bombs that are automatically guided to their target by radar in the warhead are commonly called "bat bombs" because of their echolocation ability. …

*Some of the terminology that mentions "bats in the belfry" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…しかしドイツやスイスでは女性の髪にこれが触れれば嫁入りできぬときらわれ，髪を切って厄よけをした。夜または闇にかかわりがあるため娼婦や盲目のたとえに使われ，〈鐘楼のコウモリbats in the belfry〉は頭が混乱することを意味する成句になっている。また弾頭のレーダーによって自動的に目標に誘導される爆弾は，これがもつエコロケーション(反響定位)能力との連想から〈コウモリ爆弾bat〉と俗称される。…

※「bats in the belfry」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典第２版について | 情報

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