英语单词“retropack”的翻译、意思、用法、释义-英汉词典

单词	retropack
释义	retropack['retrəupæk]n.1.■制动(或减速)发动机；制动(或减速)装置(宇宙飞船上的一种辅助火箭系统，能产生与飞船航向相反的动力，用以减速)
随便看	circular velocity circular vortex circular wait circular waveguide circulate circulate-and-weight method circulated gas-oil ratio circulating capital circulating decimal circulating fluid circulating library circulating medium circulating memory circulating pump circulating register circulating scrap circulating storage circulating system circulating water circulation circulation area circulation flux circulation guarantee circulation index circulation manager 穷达始知皆有命，不妨随分老樵渔祝融绝顶万馀层，策杖攀萝步步登梨花落尽，一点新愁，曾到西泠客至不出迎，予非敢疏懒凤舞龙飞势夭矫，花敷藻茜挺葳蕤浦树江云晚杜门，史君书札问深村而我弄清浅，琐碎珠玉俱任职思补报，乞身享安閒功名良可收唯恨鲁阳死，无人驻白日送俞美之判宫暨阳奉和李观察登河中白楼应雪木登秀山至半而还有怀宾旸赠诵法华僧灯椀不习地土躭饶原燎唯心史观