retro rocket

英 美
  • n.制动火箭
  • retro adj.(时装或化妆)重新流行的n.减速火箭(=retrorocket);重新流行pref.表示“向后”、“回归”、“在后面”
  • rocket n.火箭;芝麻菜;紫花南芥v.猛涨;飞快地移动
名词 retrorocket:
  1. a small rocket engine on a larger rocket or spacecraft that is fired to slow or alter its course