The Vietnamese phrase "bỏ đi" can be understood as "to leave" or "to go away." It is often used when someone decides to leave a place or situation, sometimes without saying goodbye or explaining why.
Nó bỏ đi, không nói lời nào.
(He left without a word.)
Tôi không muốn gặp lại người đó, nên tôi sẽ bỏ đi.
(I don't want to see that person again, so I will leave.)