本帖最后由 WARMHUT 于 2019-3-13 14:00 编辑 5 s3 V2 x& D, _( U8 S . z( w" n& p5 L2 v7 }Canada and the United States joined authorities around the world on Wednesday and grounded the Boeing Max 8 and Max 9 aircraft, days after the Ethiopian Airlines crash that killed 157.