1 to roll up

2 roll

3 classifier for small rolled things (wad of paper money, movie reel etc)

1 to reflect on

2 to ponder over

1 to beat

2 to hit

3 variant: 考 kǎo

4 to inspect

5 to test

6 to take an exam

1 to finish an exam

1 to think over

2 to consider

3 consideration

1 well tested (idiom); seasoned

2 veteran

1 lit. to return in a swirl of dust (idiom)

2 fig. to regroup and come back even stronger

3 to make a comeback

1 lit. always with a book in hand (idiom)

2 fig. (of a student or scholar) diligent and hardworking

1 lit. to furl up flags and umbrellas (idiom)

2 fig. to stop what one is doing

1 Knowledge comes from books and from experience of the world. (idiom)

2 Learn as much as you can and do all you can.