noun, noun or participle which takes 'suru'
military expedition deep into enemy territory
A formal, historical term describing a long-distance military campaign far from one's base. Often used in classical or strategic contexts.
古代の将軍は懸軍長駆して敵の本拠地を急襲した。
The ancient general led a deep expedition into enemy territory and launched a surprise attack on the enemy's stronghold.
懸軍長駆は補給線が伸びきる危険を伴う。
A deep military expedition carries the risk of overextended supply lines.