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继电动汽车后,世界上首架电动飞机在加拿大试飞成功。这是否意味着电动飞行时代已经来临了呢?题材科技体裁新闻报道文章词数313建议用时6 min The world’s first fully electric commercial aircraft took its first test flight on Tuesday,taking off from the Canadian city of Vancouver where tall mountain peaks edge the Pacific Oce