游戏界声优所遇麻烦46D the negotiations between them hadbroken down47A it has reaped huge profits in recentyears48C extra pay d on sales revenues49A they are kept in the dark about manydetails of their job50B changing the pay system would cause theindustry more problems
太空垃圾51D to improve traffic conditions in space52C regulate the launching of newsatellites53A set international standards for thespace flight industry54D make a thorough analysis of anypossible addition to space debris55B develop technology to address the spacedebris problem
