Such are the ingredients for a spiral of cost and delay: technological stumbles hold up development;

以下这些是武器成本漩涡和装备延误的一系列组成部分：技术难关耽误了研发的时间；

youdao

Soon what I thought was a minor traffic hold-up became a frightening delay in sweltering, dry harmattan heat.

BBC: African viewpoint: Christmas in Lagos

Plans to overhaul a Dumfries square which surrounds a statue of Robert Burns are facing a delay due to a hold-up in a delivery of Chinese granite.

BBC: Robert Burns statue square works face Chinese stone delay