kōng kōng
empty
vacuous
nothing
vacant
in vain
all for nothing
air-to-air (missile)
kōng kōng rú yě
as empty as anything (idiom); completely bereft
to have nothing
vacuous
hollow
empty (argument, head etc)
liǎng shǒu kōng kōng
empty-handed (idiom); fig. not receiving anything
kōng kōng dàng dàng
absolutely empty (space)
complete vacuum
miào shǒu kōng kōng
petty thief (lit. quick fingered and vanish)
empty-handed
having nothing
kōng kōng dòng dòng
empty
hollow
lacking in substance