keep up on 的 4 个定义
kept, keep·ing.
- to hold or retain in one's possession; hold as one's own: If you like it, keep it. Keep the change.
 - to hold or have the use of for a period of time: You can keep it for the summer.
 - to hold in a given place; store: You can keep your things in here.
 - (32)
 
kept, keep·ing.
- to continue in an action, course, position, state, etc.: to keep in sight; to keep going.
 - to remain, or continue to be, as specified: to keep cool.
 - to remain or stay in a particular place: to keep indoors.
 - (7)
 
- board and lodging; subsistence; support: to work for one's keep.
 - the innermost and strongest structure or central tower of a medieval castle.
 - keeps, a game of marbles in which the players keep the marbles they have won.
 
- keep at, to persist in; be steadfast: You'll never master your French unless you keep at it.
 - keep back, to hold in check; restrain: The dikes kept back the floodwaters.to stay away from: The crowds would not keep back from the barrier.to refuse to reveal: The prisoner was keeping back vital information.
 - keep down, to hold under control or at a reduced or acceptable level: to keep your voice down.to prevent from going up or increasing: to keep prices down.
 - (7)
 
keep up on 近义词
等同于 know
keep up on 的近义词 37 个
- appreciate
 - experience
 - have
 - learn
 - notice
 - perceive
 - realize
 - recognize
 - see
 - apperceive
 - apprehend
 - cognize
 - comprehend
 - differentiate
 - discern
 - discriminate
 - distinguish
 - fathom
 - grasp
 - ken
 - prize
 - undergo
 - be acquainted
 - be cognizant
 - be conversant in
 - be informed
 - be learned
 - be master of
 - be read
 - be schooled
 - be versed
 - feel certain
 - get the idea
 - have down pat
 - have information
 - have knowledge of
 - on top of
 
keep up on 的反义词 9 个
由keep up on构成的短语
- keep abreast of
 - keep a civil tongue in one's head
 - keep after
 - keep a low profile
 - keep an eye on
 - keep an eye out for
 - keep a sharp lookout
 - keep a stiff upper lip
 - keep a straight face
 - keep at
 - keep at arm's length
 - keep a weather eye out
 - keep back
 - keep body and soul together
 - keep company
 - keep cool
 - keep down
 - keep from
 - keep house
 - keeping up with the Joneses
 - keep in mind
 - keep in the dark
 - keep in touch
 - keep in with
 - keep it up
 - keep late hours
 - keep off
 - keep on
 - keep one's chin up
 - keep one's cool
 - keep one's distance
 - keep oneself to oneself
 - keep one's end up
 - keep one's eye on the ball
 - keep one's eyes open
 - keep one's fingers crossed
 - keep one's hand in
 - keep one's hands off
 - keep one's head
 - keep one's mouth shut
 - keep one's nose clean
 - keep one's nose to the grindstone
 - keep one's own counsel
 - keep one's powder dry
 - keep one's shirt on
 - keep one's temper
 - keep one's wits about one
 - keep one's word
 - keep pace
 - keep posted
 - keep quiet
 - keep tabs on
 - keep the ball rolling
 - keep the lid on
 - keep the peace
 - keep the wolf from the door
 - keep time
 - keep to
 - keep to oneself
 - keep track
 - keep under one's hat
 - keep under wraps
 - keep up
 - keep watch
 - keep your . . .
 - earn one's keep
 - finders keepers, losers weepers
 - for keeps
 - in keeping
 - (keep someone) in the dark
 
更多keep up on例句
- Domestically, the prime minister maintains the dubious line that he is the only man who can keep the still-fragile peace.
 - “Someone is determined to keep Bill Cosby off TV,” she continued.
 - I think if you keep trying to do things the same way it becomes diminishing returns.
 - Ney said McDonnell needs to “keep a stiff lip” and stay in close contact with family members.
 - I keep meeting more and more people where that seems to be the case.
 - She was growing accustomed to like shocks, but she could not keep the mounting color back from her cheeks.
 - And it was no light task, then, for six hundred men to keep the peace on a thousand miles of frontier.
 - He will keep the sayings of renowned men, and will enter withal into the subtilties of parables.
 - Keep closely covered with a bell glass and, in a few weeks, more or less, the baby Ferns will start to put in an appearance.
 - My thought was to keep pushing in troops from "W" Beach until the enemy had fallen back to save themselves from being cut off.