hypersonic
adj. 极超音速的,超出五倍音速(5马赫)的;特超声频的,声频超过10亿赫兹的
adj.极超音速的,远超过音速的
conformably decasyllable housekeeping insurmountable landing micronucleus pedestrianise下载迅蛙App
adj. 极超音速的,超出五倍音速(5马赫)的;特超声频的,声频超过10亿赫兹的
adj.极超音速的,远超过音速的
conformably decasyllable housekeeping insurmountable landing micronucleus pedestrianise