stay behind
US /steɪ bɪˈhaɪnd/
UK /steɪ bɪˈhaɪnd/

1.
restare indietro, rimanere
to remain in a place after others have left
:
•
I had to stay behind to finish my work.
Ho dovuto restare indietro per finire il mio lavoro.
•
The teacher asked a few students to stay behind after class.
L'insegnante ha chiesto a pochi studenti di restare dopo la lezione.
2.
restare indietro, rimanere indietro
to make less progress than others
:
•
If you don't study, you'll stay behind in class.
Se non studi, resterai indietro in classe.
•
The company is afraid it will stay behind its competitors if it doesn't innovate.
L'azienda teme di restare indietro rispetto ai suoi concorrenti se non innova.