observation; survey; watching
vast; extensive; immense; huge; large; grand
to dig through; to drill into; to excavate
heavy machinery; heavy equipment; heavy machine gun
moat; fosse; canal; ditch
to go through; to pierce; to run through (e.g. a river through a city); to pass through; to stick to (opinion, principles, etc.); to carry out
in the end; on top of that
everywhere; all over; throughout
to be similar (to); to be akin (to); to be like
many; much; plenty; hardly
three dimensions; 3D; 3-D; real world; IRL; in real life
(game of) whack-a-mole; whac-a-mole
to fill a hole with earth
one large ...; a great ...
first; preliminary; primary (sources, industry, etc.); original; linear (function, equation); first-order
improvisation; improvised; impromptu; extempore
construction; establishment
to stop (in one's tracks); to come to a stop; to halt; to pause; to stand still
tuna (Thunnus spp.; esp. the Pacific bluefin); dead fish (person who is unresponsive or passive during sex); starfish; body of a person struck by a train; person unconscious due to alcohol
obtaining (a qualification, right, object, etc.); acquisition (of land, property, etc.); gaining possession (of); getting; purchase
more and more; all the more; at last; finally; (at the) last moment; worst possible time
neighborhood; neighbourhood; vicinity; environs; surrounding area; district
guarantee; security; assurance; pledge
thicket; bush; grove; (medical) quack
picking; collecting; harvesting; extraction
at once; right away; promptly; quickly; right now; this instant
though; even if; whether ... or ...
defence forces; defence corps
itemization (of expenses); the items; breakdown; classification
to dam up; to hold back; to keep back; to stem (an activity); to check (e.g. progress)
guarantee of safety; ensuring safety
three kinds; three varieties
majority; more than half; most (of); mostly; largely; mainly
depending on; dependent on
raid; military attack by a mobile unit; hit-and-run attack; shortstop; short
to be taught; to learn; to take lessons in
point of view; viewpoint; standpoint; perspective; angle