保ほ安あん要よう員いん

noun

mine guards (during a strike)

Refers specifically to security personnel deployed at mines during labor strikes. A specialized historical/labor-relations term.

• 炭たん鉱こうのストライキ中ちゅう、会かい社しゃは保ほ安あん要よう員いんを配はい置ちした。

  During the coal mine strike, the company deployed mine guards.