Transportation safety investigators held hearings this week into an accident that involved a major airline.

交通安全调查员本周针对主要航空公司发生的航空事故召开听证会。

youdao

Transportation safety investigators held hearings this week into an accident that involved a major airline.

交通安全调查员本周针对主要航空公司发生的航空事故召开听证会。

youdao