project, work / an enterprise, a business

at last, finally

(slang) making a どや顔 (doyagao) facial expression

putting a machine into operation / putting into action

to put a machine into operation / to put into effect

発動:

(intransitive) to collect; to gather; to assemble

motor; engine

at one's feet, underfoot, the ground / the bottom of the foot / a foothold, one's footing / gait, pace, step / someone's surroundings, the nearby / recent events

(archaic) at one's feet, underfoot / (archaic) one's family and status, where one stands in the world