という意味だ => This means... N4
気味 => -like; -looking; -looked; tending to ~ N2
… がいい ... => ... I hope that ... N3
Expected
たいがい => in general N2
Repetition, habit
いちがいに…ない => Impossible... in general N2
Description
~ようが...まいが => whether or not; regardless N1
… とはいいながら => although, even though... N2
Invariant
…以外(いがい)に…ない => with the exception of; excepting ~ N4
Limit
[気味「きみ」]だ => Like A, Looking like A (is happening) N2
Adjectival, Descriptions
...たいんですが => want N4
How to say the beginning
がないでもない => is not entirely impossible N2
Explain
〜がさいご(が最後) => if you do... negative result N1
Decisive (resolute decision)