enclosure; annex; separate sheet; accompanying sheet
control center; control centre
promotion department; development department; enhancement department
returning to one's (war)ship
to beat vigorously; to rain strikes upon someone; to tan someone's hide; to mercilessly pummel; to beat the daylights out of
Formula One (form of motor racing); F1
solar day (esp. on planets other than Earth); sol (currency of Peru)
arrival chime (of an elevator, train, etc.)
exchanging parts or equipment to effect a change in performance
sound of pistol fire; sound of exploding gunpowder; exchange of (pistol) fire; shootout; conflict
to stab each other; to sacrifice oneself in order to harm someone else
one machine; one aircraft; one life
to win through (e.g. to finals); to advance
sub; substitute; reserve; sub-
peace preservation; security; safety
barrier wall; bulkhead; partition; septum; diaphragm
to fall on one's backside
tsk tsk; oh-oh; huh; what's that?
ironclad rule; inviolable rule; invariable principle; iron law
deployment; spreading out; dispersal
hide-and-seek (game); hide-and-go-seek
to fall down; to drop; to be omitted; to be missing; to decrease; to sink; to fail (e.g. exam or class)
discrimination; discernment; identification
how dare ...; how could ...