Another example that may have affected many of you in this audience is, you may remember a couple of years ago, all the planes west of the Mississippi were grounded because a single routing card in Salt Lake City had a bug in it.
另一个可能会影响很多在座听众的例子是， 你可能还记得在数年前， 密西西比州西部的所有飞机停航了， 是因为盐湖城的一个路由卡 出现了问题。