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来源:雅诚德英语网
Ion engines are incredibly efficient, which makes them well suited to deep space travel.
离子引擎是令人难以置信的高效率,所以非常合适深入的太空旅行。
Ion engines are incredibly efficient, which makes them well suited to deep space travel.
离子引擎是令人难以置信的高效率,所以非常合适深入的太空旅行。