“voluntary labor on Saturday”的概念、定义、翻译、参考文献-科学参考

单词	voluntary labor on Saturday
释义	voluntary labor on Saturday Encyclopedia 哲学马克思主义伦理思想释 voluntary labor on Saturday星期六义务劳动 1919年5月由莫斯科—喀山铁路分局共产党员发起的活动。
随便看	join-extension join-homomorphic image join-homomorphism join-independence join infinite distributive join-infinite distributivity Joining Forces at Elbe River joining the universal quantifier join-irreducible element join-isomorphism join of complexes join of graphs join of projective spaces join of sets join of simplexes join of spaces join of topological groups join of topological spaces join operation join operator join optimization join point join-preserving homomorphism join-preserving mapping join-reducible element

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