high-angle fire; curved trajectory fire
Military term for artillery or projectile fire with a high, curved trajectory, as opposed to flat trajectory fire.
曲射は山越えの攻撃に有効だ。
High-angle fire is effective for attacks over mountains.
howitzer; high-angle gun
Compound of 曲 (curved) and 射 (shooting), literally 'curved shooting'. The exact historical derivation is uncertain, but the term is used in modern military contexts.