вести бій усіма силами
hard and deeply buried target
deeply broken ground
deeply intended primer
be engaged in the attack
engaged
license for facilities engaged in the manufacture, storage, and use of explosives, hazardous chemicals or substances posing a fire / explosive hazard
heavily engaged by enemy tanks
be hotly engaged
become decisively engaged
become engaged
heavily engaged
least engaged unit
vessel engaged on pilotage duty
re-engaged man
decisively engaged