本帖最后由 WARMHUT 于 2019-3-13 14:00 编辑 ! m. B, N# ^/ B$ D( ^" W3 U0 F" h+ u ]0 m
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.