to invite; to ask; to beckon; to wave someone in; to call in; to send for
intruder; invader; trespasser; raider
threshold (esp. one with grooves for sliding doors); sill
to step over; to step across; to stride over; to stretch over; to span; to bridge
intercept; interception; counter-attack
equipment; device; installation; stage setting
service; duty; business; Buddhist religious services
just this side of; one step short of; on the brink
throwing in; inserting; investment; commitment (of funds, personnel, etc.); launching (a product into the market); introduction
operation; functioning; running
one machine; one aircraft; one life
chance; opportunity; machine; aircraft; counter for aircraft; counter for (remaining) lives
breakdown; failure; damage; hurt; objection; protest
existing (at the present moment); alright; acceptable; to be (usu. of inanimate objects); to have
device; equipment; machinery; apparatus
simultaneously; all at once; in unison
because ...; for ...; the reason being ...; as for ...; when it comes to ...; regarding ...
you; you bastard; you son of a bitch; (arch.) you
consequence; outcome; result; blame
that's the way it is; yes; is that so?; is it?
how; in what way; by what means
to leave (behind); to leave (undone); to not finish; to save; to set aside; to leave (to someone, esp. after one's death)
(something) has never occurred; to have never done (something); such a thing has not happened; never happens; there is never a time when
possible; likely; probable
lightning; flash of lightning; lightning bolt
energy; energy; strength; energy source; energy resource; food energy
outbreak; spring forth; generation (e.g. of power or heat); genesis; ontogeny; development of complex multicellular structures from cell(s) in a simple state
electromagnetic induction
(a) little; (a) few; slight; only; just; merely
several; a number of; quantity; amount; counting; figures; number
to some extent; to a certain extent
measure; step; countermeasure; counterplan; countermove; strategy
to take measures; to work out a plan; to lecture; to read aloud; to confer
safety; security; safely; without incident; good health; inaction
to drive in (e.g. nail, stake); to hammer in; to hit (a ball, etc.); to drive; to fire into (e.g. a crowd); to launch (e.g. missiles); to input (data)
talk; speech; topic; subject; discussions; negotiation; rumor