本帖最后由 WARMHUT 于 2019-3-13 14:00 编辑 8 m* \7 S6 U. ~/ w5 J+ T% o( L
! W$ @& H! c) f3 D I, SCanada 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.