Deadly airline crashes are increasingly rare. But regional carriers have had four in the last five years, while major airlines have had one.

致命客机坠毁事件日益少见。但是过去的五年内支线客机发生过四次，大型航空公司发生过一次。

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Deadly airline crashes are increasingly rare. But regional carriers have had four in the last five years, while major airlines have had one.

致命客机坠毁事件日益少见。但是过去的五年内支线客机发生过四次，大型航空公司发生过一次。

youdao