up-

动词 up-:

1. raise
   同义词：up

形容词 up-:

1. being or moving higher in position or greater in some value; being above a former position or level
   同义词：up
2. getting higher or more vigorous
   同义词：improving, up
3. extending or moving toward a higher place
   同义词：up, upward
4. (usually followed by `on' or `for') in readiness
   同义词：up
5. open
   同义词：up
6. (used of computers) operating properly
   同义词：up
7. used up
   同义词：up
8. out of bed
   同义词：astir, up

副词 up-:

1. spatially or metaphorically from a lower to a higher position
   同义词：up, upwards, upward, upwardly
2. to a higher intensity
   同义词：up
3. nearer to the speaker
   同义词：up
4. to a more central or a more northerly place
   同义词：up
5. to a later time
   同义词：up, upwards, upward