“spare-time education”的概念、定义、翻译、参考文献-科学参考

单词	spare-time education
释义	spare-time education Encyclopedia 教育学教育制度释 spare-time education业余教育工人、农民、军人、干部、教师以及其他社会成员利用业余时间（工作时间外）学习和提高的教育活动。
随便看	back-scattering backscattering backscattering analysis backscattering analysis, BSA back scattering-channeling effect back scattering method backscatter peak backscatter X-ray inspection technology backshaft backshift operator backshore subfacie back-shu point back-shu points and front-mu points combination，back-shu points and front-mu points association backside attack backside-illuminated CCD backside-illuminated CMOS back silting backslash backspring backstage bans and prohibitions backstage of Goulan (an open-air performance venue) backstage supervisor backstepping control backstepping design backstop

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