Meaning of the word "be left behind" in English

What does "be left behind" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

be left behind

US /biː lɛft bɪˈhaɪnd/
UK /biː lɛft bɪˈhaɪnd/

Phrasal Verb

1.

to not take someone or something with you when you leave

Example:
Don't be left behind when we leave for the trip.
The bus left and I was left behind at the station.
2.

to fail to make progress at the same rate as others

Example:
If you don't study, you'll be left behind in class.
Many small businesses are being left behind by rapid technological changes.