The dominant features in world airline safety performance for 2019 were a gentle reversal of the long-established improving trend - and the shock to the entire commercial air transport industry of a second crash involving a nearly-new Boeing 737 Max 8 within five months of the first, in October 2018, A question for the industry to answer is: are these two factors causally related? The safety statistics trend reversal in calendar year 2019 was obviously influenced by the 737 Max crash that happened in March. Less obvious, however, is whether the design failing by Boeing that contributed to the two accidents is a symptom of a more general malaise. Might it be deemed complacency, or does it have another name?
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机译：2019年世界航空公司安全绩效的主要特征是对长期以来不断改善的趋势的轻微逆转-以及在事故发生后的五个月内第二次坠毁对整个商业航空运输业造成的冲击，其中包括几乎全新的波音737 Max 8首先，在2018年10月，业界需要回答的问题是：这两个因素是否有因果关系？ 2019日历年的安全统计趋势逆转显然受到3月发生的737 Max坠机的影响。然而，不太明显的是波音公司的设计失败是否导致了这两次事故，这是更普遍的不适的征兆。可能会被视为自满，还是有其他名字？
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