In the mid-1990s the U.S. embarked on a new strategy for exploring the Red Planet.
在20世纪90年代中期美国为探索这颗红色星球开始了一项新的策略。
Part 4: the basic strategy of high school history exploring teaching.
第四部分,中学历史探究教学的基本策略。
Knowledge activation and strategy generating are still at the exploring stage.
知识激活乃至策略生成问题目前仍然是属于探索性阶段。
Knowledge activation and strategy generating are still at the exploring stage.
知识激活乃至策略生成问题目前仍然是属于探索性阶段。
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