play at
US /pleɪ æt/
UK /pleɪ æt/

1.
berpura-pura, bermain-main
to do something in a way that is not serious or committed
:
•
He's just playing at being a doctor; he has no real medical training.
Dia hanya berpura-pura menjadi dokter; dia tidak punya pelatihan medis yang nyata.
•
Don't just play at your work; put in real effort.
Jangan hanya bermain-main dengan pekerjaanmu; berikan usaha yang nyata.