yī xià
(used after a verb) give it a go
to do (sth for a bit to give it a try)
one time
once
in a while
all of a sudden
all at once
yī xià zi
in a short while
all at once
all of a sudden
děng yī xià
to wait a moment
later
in awhile
yī xià r
erhua variant of 一下[yi1 xia4]
děng yī xià r
erhua variant of 等一下[deng3 yi1 xia4]