base of operations

Từ điển Oxford Learners Wordfinder Dictionary

noun

installation from which a military force initiates operations
- the attack wiped out our forward bases
• Syn:
base
• Topics:
military, armed forces, armed services, military machine, war machine
• Hypernyms:
military installation
• Hyponyms:
air base, air station, army base, firebase, navy base, rocket base