No, I don't know what 'throes' means either, but there it is.
throesplural noun pains, spasms, pangs, fit, stabs, convulsions, paroxysm
The animal twitched in its final death throes.in the throes of something in the midst of, in the process of, suffering from, struggling with, wrestling with, toiling with, anguished by, agonized by, in the pangs of
The country is in the throes of a general election.