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日食升级版：如果连续数年不见天日会怎样？
source link: http://tech.sina.com.cn/d/s/2017-10-01/doc-ifymmiwm2774907.shtml
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新浪科技讯北京时间10月1日消息，据国外媒体报道，全日食可谓一项奇观。在全日食到来之前，世界各地会掀起长达数月的“日食热”。不过日食本身倒是转瞬即逝，可观测时间只有两分钟左右。已经发生的“美国大日食”（GreatAmericanSolarE
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