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专门词汇 lexicon 专门钻研 bone up on ;boned up on 专靠自己 paddle her own canoe ;paddle his own canoe ;paddle my own canoe ;paddle our own canoe ;paddle thei...
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柯林斯英汉双解大词典
bone up on ( boning, boned, bones )
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1.
PHRASAL VERB If you bone up on a subject, you try to find out about it or remind yourself what you have already learned about it. 钻研; 温习
例：I had spent the last few months boning up on neurology.
我前几个月都在钻研神经病学。
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