Birdstrikesareextremelyrareintheairlineindustry,whichha...
问题详情：Birdstrikesareextremelyrareintheairlineindustry,whichhasoneofthebestsafetyrecordsofanymodeoftransport.However,birdsareaknownthreat（威胁）atairports,particularlywhererunwaysareclosetowater,suchast...