本帖最后由 WARMHUT 于 2019-3-13 14:00 编辑 7 E, R; e, B" K v! d0 V L7 U' @* M
# Y: Y/ o* f: l) N5 ]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.