(product development) project

begin making / invent, be the first to create / manufacture

to slow down; to impede; to make someone late / to delay; to postpone when something takes place; to put off

態と: intentionally, on purpose, deliberately

project (planned endeavour)

make progress

an advance; progress

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