tricks of the trade
US /trɪks əv ðə treɪd/
UK /trɪks əv ðə treɪd/

1.
trik perdagangan, rahasia dagang
clever methods or special techniques used by people in a particular profession or activity, often not widely known
:
•
He learned all the tricks of the trade from his mentor.
Dia mempelajari semua trik perdagangan dari mentornya.
•
Knowing the tricks of the trade can save you a lot of time.
Mengetahui trik perdagangan dapat menghemat banyak waktu Anda.