[音频]small and surrounded by walls or sides
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[音频]a group of people chosen to give advice, make rules, do research, provide money, etc.
[音频]kept on farms or as pets; not wild
[音频]sometimes but not often
毛泽东军事思想成熟于( )。
A. 土地革命战争前期
B. 土地革命战争后期
C. 抗日战争时期
D. 解放战争时期
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