pyrotechnic-flare parachute

例句：

1. 1.The pyrotechnic-flare parachute was deployed during the fireworks display.
   焰火降落伞在烟花表演期间被部署。
2. 2. The pyrotechnic-flare parachute was used to disperse the crowd during the fireworks display.
   焰火降落伞被用来在烟花表演期间疏散人群。
3. 3. The pyrotechnic-flare parachute was a critical component of the fireworks display.
   焰火降落伞是烟花表演中的关键组成部分。