と[共「とも」]に => Both, at the same time N2
Information, Report
を通じて/を通して => through; via; throughout; by ~ N2
〜がさいご(が最後) => if you do... negative result N1
Decisive (resolute decision)
に先立って => before; prior to ~ N2
に[先立「さきだ」]って/に[先立「さきだ」]ち/に[先立「さきだ」]つ => Before A occurs/takes place N2
Time, Situation
最中に => while; during; in the middle of ~ N3
一通り => Basically, (get) over, done N2
Base, base
[最中「さいちゅう」] => In the middle of A N3
Time, Situation
たが[最後「さいご」] => Once A occurs, B happens N1
Information, Report
通す => to do until the end; to continually do; through ~ N3
[通「とお」]り/[通「とお」]り => In the way A; The same as A, B; As described by A, B N2
Miscellaneous
~どおしだ(通しだ)      => do something all the time N1