might as well
01
used to suggest that something is a good idea or the best option, especially when there is nothing better to do
例
We ’re already here, we might as well stay for the concert.
Since it ’s raining, we may as well go home.
02
used to say that one choice or action was just as good as another because the result would have been the same
例
The new system did n’t help much, we might as well have kept the old one.
The meeting was a waste of time; I may as well have not attended.
