Definition: for an extremely long time or too much time Level: B2
我们最好走快一点——如果我们走这么慢，会花很长时间。
We'd better walk a bit quicker - it's going to take ___forever if we go this slowly.
那会花很长时间。
It would take ___forever.
道路维修工作花了太长时间。
The repair work on the road is taking ___forever.
