Last august , south korea first launched a multistage rocket and reached space with it .
去年8月份,韩国首次发射了一枚多级火箭,并进入了太空。
In april , north korea launched a multistage rocket that blew up less than two minutes into its flight .
朝鲜今年4月发射了一颗多级导弹,但这颗导弹在升空不到两分钟后就爆炸了。
The multistage rocket , launched at 11:30 a.m. sunday local time , apparently failed to reach pyongyang 's stated goal of putting a satellite into space .
这枚多级火箭是在朝鲜当地时间周日上午11:30发射的,显然未能完成平壤宣称将卫星送入太空的目标。
South korea 's second attempt to launch a multistage rocket using its own technology failed thursday , when the naro rocket apparently exploded about two minutes after liftoff , officials said .