Vocabulary

blank line

aerial photography

accidental resemblance

karate practitioner; karateka

fictitious bill; dishonoured bill; bad check

empty set

blank; empty space; gap

sky blue

(so marvelous or horrible that it may be) the first and probably the last

science fiction; sci-fi; fantasy fiction

fictitious transaction

air-to-air

air-to-surface

air-to-surface missile; ASM

air mobile

air battle; dog fight

airdrop; air drop

levitation; floating on air

levitation

castle in the air

airborne (troops, operation, etc.)

drop zone

airborne troops; paratroops

paratroopers

airborne troops; paratroops

making hollow; making meaningless

vast; boundless

to fly in the sky

flying saucer

fasting

blank cartridge; blank ammunition; blank

empty name; false reputation

vain hope

empty theory; impracticable theory

crocodile tears

air-cooled

coincidentally; by chance; unexpectedly; accidentally; randomly

contingent cause

impromptu poem

random thoughts