这架23年军龄的飞机，是由737飞机改造而成，没有安装飞行资料记录器。

The 23-year-old aircraft, a military version of the 737, was not equipped with a flight - data recorder.

youdao

但在没有来自舱音或飞行数据记录器的明确资料的情况下，调查人员或许很难鲜明地支持飞行员的说法，或者是准确界定当时发生的情况。

But without clear-cut data from the plane "s cockpit-voice or flight-data recorders, it may be hard for investigators to conclusively back up pilot assertions or precisely determine what happened."

youdao

但在没有来自舱音或飞行数据记录器的明确资料的情况下，调查人员或许很难鲜明地支持飞行员的说法，或者是准确界定当时发生的情况。

But without clear-cut data from the plane's cockpit-voice or flight-data recorders, it may be hard because investigators to conclusively behind up pilot assertions or precisely decide what happened.

youdao

但在没有来自舱音或飞行数据记录器的明确资料的情况下，调查人员或许很难鲜明地支持飞行员的说法，或者是准确界定当时发生的情况。达美航空和全国运输安全委员会的发言人都拒绝置评。

But without clear-cut data from the plane's cockpit-voice or flight-data recorders, it may be hard for investigators to conclusively back up pilot assertions or precisely determine what happened.

youdao

但在没有来自舱音或飞行数据记录器的明确资料的情况下，调查人员或许很难鲜明地支持飞行员的说法，或者是准确界定当时发生的情况。达美航空和全国运输安全委员会的发言人都拒绝置评。

But without clear-cut data from the plane's cockpit-voice or flight-data recorders, it may be hard for investigators to conclusively back up pilot assertions or precisely determine what happened.

youdao