that train has left the station
that ship has sailed
undeterrable
unforgoable
actual
unscrewable
existent
unresistable
at length
when one door closes, another opens
time and tide wait for no man
nonending
unskippable
uncancellable
undissuadable
unavertible
genie is out of the bottle
undisappointable
unspareable
in the nick of time
unprevented
just in time
open goal
unleavenable
unavertable
static
bo bian
unlosable
unstillable
what's done is done
eleventh hour
gold is where you find it
unretractable
room for doubt
goodnight Vienna
unstopped
nonlosable
unnegatable
undeludable
unrefusable
unignorable
lead
unforestallable
unpindownable
confidential information
hint
the die is cast
irrefusable
day
tip