英语词汇bone up是什么意思，bone up的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	bone up
释义	bone up　 [俚]抓紧温习(课程)(特指学生考试前临阵磨枪)(为某种目的)突击钻研(某种学科等)
随便看	relay train relay transformator relay transmission relay transmitter relay tree relay tube relay type relay unit circuit relay valve relay valve disphragm spring relay valve supply valve relay valve top cover relay winding relay wiring relayable rails relaycorrelator relayed relayed relayed relayed cut section relaying relaying relaying relaying current transformator relaying partner

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