BACK AND FORTH

BACK AND FORTH
= bolak-balik

Contoh :
Joko has to travel back and forth between Solo and Jakarta every weekend.

Artinya :
Joko harus pergi bolak-balik antara Solo dan Jakarta setiap akhir pekan.

Arti dari BACK ON TRACK
Arti dari BACK OUT
Arti dari BACK AWAY