べき集合 ではありません
beki shūgōdewārimasen
1. Should not be a set.; Is not a set that should be.
Noun
#2839818
1. Should not be a set.; Is not a set that should be.
1. should; must
1. meeting up; gathering
2. set
1. wealthy; rich
1. great gathering
1. hedge
1. There; Behold
1. Was; Existed
1. To be (exists); To have