| 单词 | bone up |
| 释义 | bone up (once / 36706 pages) v WORD FAMILY bone up: boned up, bones up, boning up USAGE EXAMPLES“I think he was just trying to bone up on camping,” Kramer said. Washington Post(Dec 29, 2016) We can bone up on basic lessons of political communication to avoid falling for tricks. Time(Nov 16, 2016) She has already boned up on some of the legislative history. Time(Oct 21, 2016) v study intensively, as before an exam Syn|Hyper bone, cram, drum, get up, grind away, mug up, swot, swot up cram prepare (students) hastily for an impending exam hit the books, study learn by reading books |
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