(practical) experience; personal experience; hands-on experience; first-hand experience
how about ...?; I wonder; I don't know
light-emitting diode; LED
(electric) torch; flashlight
foreign; abroad; overseas
only natural; no wonder; as expected; of course; as it should be
business; trade; operations; sales
self-confidence; confidence (in oneself)
to have a go; to try and do (something); to take a chance with something
total darkness; pitch dark; bleak future; poor prospects
after having come this far; now that we've come this far
foolish; idiotic; stupid; ridiculous; absurd
random; by chance; haphazard; hit-or-miss; unplanned
to celebrate; to congratulate; to present (a gift) in celebration; to drink in celebration; to wish for (a happy future, good fortune, etc.); to pray for
Morse code (esp. signalling)
certain; sure; definite; reliable; sound; solid
to finish; to end; to merely result in something less severe than expected; to feel at ease; to feel unease or guilt for troubling someone; to be sorry
to help; to assist; to aid; to contribute to; to be a factor in
switching on and off (of a light); flashing; blinking; flickering
to be handed down; to be introduced; to be transmitted; to be circulated; to go along; to walk along
lighting (a lamp); turning on a light
whole; entirety; whatever (is the matter)
tire track; traces of a person or thing; path one has taken; locus
heavy labor; heavy labour; hard work; hard labor (in prison); hard labour
to expose; to lay open (e.g. secret); to take apart; to disassemble; to kill; to murder; to dress (meat)
running out of battery; battery depletion; going flat; loss of energy; depletion of stamina
identification; ID; identity
of uncertain meaning; ambiguous; cryptic; nonsensical; incomprehensible; perplexing
confrontation; to face; to confront; to encounter
elevator; lift; elevator (aviation)
whole life; a lifetime; all through life; (the only, the greatest, etc.) of one's life
so-so; passable; now, now; my, my
any; anything; whatever; I am told; I hear; I understand
to be satisfied; to find peace of mind; to feel good
(battery) charger; AC adapter
portable battery charger; external battery; power bank