fluently; without hesitation; without faltering
optical device; optical element
amusement program; amusement programme
external unit; external device
hard to control; unmanageable
civilian control (of the military)
somehow or other; for some reason or another
to be caught by the enemy
stupid; meaningless; worthless; hopeless (person, situation); beyond help; beyond saving
not long has passed since ...
electronic; electronic formula
double-glazed window; double window; storm window
surrenderer; person who surrenders
final conclusion; end product
advantages and disadvantages; plus and minuses
to miss getting on (e.g. a plane)
military science; military studies
making a direct connection
parliamentarism; parliamentary government
sensible; perceptive; quick to understand; understanding; sympathetic
courageous but doomed resistance