核実験: nuclear bomb test

nuclear bomb test

地下核実験: underground nuclear test

実験室: laboratory

influence, effect

to influence, to have an effect upon

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

to research, to study