'to stand around' mean to stand in a place doing very little or waiting for something.
- We just stood around for half an hour waiting for the concert to begin.
- Lots of teenagers just stand around on street corners because they have nothing to do.
'to stand aside' means to move to a position where you do not block others.
- I told everyone to stand aside to let them pass.
- Everyone stood aside to let the rescue workers pass.
'to stand back' means to move a short distance away from something.
- Please stand back from the objects. You must not touch them.
- You can see the paintings better if you stand back a little.
'to stand back' also means to take a bit of distance from a problem in order to understand it
- It's difficult to stand back and be objective when you are talking about your children.
- We need to stand back and think about this.
'to stand by' means to be waiting and ready for something.
- Riot Police were standing by in case the demonstration got out of hand.
- Ambulance teams were standing by in case any of the participants got into difficulties.
'to stand by' also means to continue to support someone or something.
- We stand by our decision in spite of the opposition to it.
- His wife stood by him through the scandal.
'to stand down' mean to leave or resign from an important position.
- The Prime Minister stood down after the defeat in the elections.
- Even though he still had the support of the shareholders, he decided to stand down.
'to stand for' means is an abbreviation for.
- BBC stands for British Broadcasting Corporation.
- What does PGCE stand for?
'to stand for' can mean to support or represent an idea or attitude.
- I agree with everything that Greenpeace stand for.
- The Conservative Party stands for family values.
'to stand for' also means to accept someone's behaviour without complaining.
- I don't see why I should stand for his bad behaviour.
- I don't know how she stands for it. He's impossible to live with.