也可以代表再继续做一件事情已经没有意思了... 可能已经足够或者很满足了. Can also be expressed as "pointless". 比如:
A: Why did you stop trading stocks? B: It was pointless, I already had more money than I could ever spend.
A: Why did you stop playing competitive golf? B: There didn't seem any point anymore, I had already won all the major tournaments.
A: Why did you stop your course? B: I already knew everything they had to teach, it seemed quite pointless to carry on.