单词 | keep up |
释义 | Word Frequency keep upverb (adverb) 1. (transitive) to maintain (prices, one's morale) at the present level 2. (intransitive) to maintain a pace or rate set by another 3. (intransitive; often foll by with) to remain informed to keep up with technological developments 4. (transitive) to maintain in good condition 5. (transitive) to hinder (a person) from going to bed at night the excitement kept the children up well past their bedtime 6. keep it up 7. keep one's chin up 8. keep one's end up 9. keep up with 10. keep up with the Joneses |
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