二に重じゅう遭そう難なん

noun

double disaster; twofold calamity

Refers to a situation where two disasters occur simultaneously or in quick succession, compounding the damage. Often used in mountaineering or disaster contexts.

• 雪ゆき山やまで二に重じゅう遭そう難なんが発はっ生せいし、救きゅう助じょが難なん航こうした。

  A double disaster occurred on the snowy mountain, making rescue efforts difficult.