单词	bone up
释义	bone up phrasal verbwithboneverb uk /bəʊn/us /boʊn/ informal tolearnas much as you can about something for aspecialreason: 苦学，专心致志地学 Sheboneduponeconomicsbeforeapplyingfor thejob.申请工作前她刻苦攻读了经济学。 SMART Vocabulary: related words and phrases Learning & knowing absorptive capacity academy acquire acquisition assimilate autodidact extension familiar journey non-academic non-library onboard onboarding outlearn sit uncultivated uncultured unlearnable unteachable upskill See more results » (Definition ofbone upfrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press) bone up\| American Dictionary bone up phrasal verbwithboneverb[T] us /boʊn/ infml us/ˈboʊnˈʌp/ tostudyasubjectas much as you can in ashortperiodoftime: She boned up on herSpanishbefore going to Mexico. (Definition ofbone upfrom theCambridge Academic Content Dictionary© Cambridge University Press) #https://dictionary.cambridge.org//dictionary/english/bone-up##
随便看	military strength military strike military superiority military tactic military takeover military time military-time military transport military tribunal military uniform military unit military vehicle military victory militate-against militate against something militate against sth militate-against-sth militia militia group militia group militia leader militia leader militiaman militia movement militia movement

bone up

bone up| American Dictionary