における => in; at (place) N2
Scope
あらためる => to revise; to replace N3
Happens next
あとは~だけ => Just ... left N4
Condition (hypothetical condition)
おまけに => A. In addition, B N2
(Not)only, (Not) even
なければならない/なくてはならない/なければいけない/なくてはいけない/なければだめ/なくてはだめ => must N5
ひとつには…ためである => Partly because of ... N3
Cause, reason
ないといけない / だめだ => must do; have an obligation to do ~ N4
Necessity, obligation
なりとも/せめて~だけでも => at least; even just a little (adverbial particle) N1
おまけに => to make matters worse; besides; what's more; in addition; on top of that​ N2
だけ(のことは)あって/だけのことはある => no wonder; as expected of; not ... for nothing; not ... with nothing to show for it N2
[恐「おそ」]れがある => There is a chance of A N2
Potential, Possibility
お => Prefix N5
Respectful, humble