Discovery's final flight follows several delays due to technical problems and repairs to its external fuel tank, but NASA's mission launch director Mike Leinbach says the shuttle is still space-ready.
美国航空航天管理局的发射主任迈克·莱因巴克说，这次发现号的最后飞行，曾经因为技术问题以及修理外油箱而几度延期，但它仍旧能承担太空飞行任务。
There are costly delays in the selection and follow up by an external claims assessor.
在选择外部索赔评估人员及其后续操作中有代价高昂的延迟。
应用推荐