retard
【词性】：v．& n． 【释义】： 延迟，耽搁，妨碍 ‖retarded action延迟作用retarded action fuze延期引信retarded bomb延发炸弹retarded combustion延迟燃烧retarded ignition延迟点火retarded velocity减速度 ‖retarding rocket减速火箭retardant adj．& n．retardation n．retardation controller减速控制器retardation path减速航程retarder n． |