for each pixel in image
2013年以后，秘鲁投资增速持续放缓，外国直接投资从2012年前后约120亿美元，降到2019年前后约80亿美元。国内资本同样趋于谨慎，资金宁愿停留在海外账户，也不愿投入生产。
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"It seems that we're going back into the old first space race days of competition, which, from a scientific perspective, is a little bit disappointing and concerning," says Dr Barber.
消费者是否愿意为了安全冗余付费是个未知数，否则沃尔沃应该是全球销量第一。