本帖最后由 WARMHUT 于 2019-3-13 14:00 编辑 , q+ |# w- o/ M+ u# P. j1 x) {/ H+ k' q2 q! ?% d L8 e
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.