英语词汇bone up怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	bone up
释义	bone up HbEJn, $boJn v adv [I] infml to learn as much as you can about something for a special reason 苦学，专心致志地学 She boned up on economics before applying for the job. 申请工作前她专心致志地学习了经济学。
随便看	Lego legroom legume leguminous legwarmer legwork leisure leisurely leitmotiv lemming lemon lemonade lemur lend lender -length -length length length lengthen lengthen lengthways lengthy leniency lenient

英汉双解词典包含44095条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。