Eighteen Arms of Wushu, a list of weapons used in Chinese martial arts

acquire a skill / learn a subject

acquisition of a skill / learning of a subject

entirely; all

everything, all

a weapon; arms

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

chemical weapon