本帖最后由 WARMHUT 于 2019-3-13 14:00 编辑 : Z: h: R) @) I% G2 n $ p( j4 N& Z0 s- d$ T- }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.