retort process

例句：

1. 1. The ball bounced back off the wall.
   球反弹到墙上。
2. 2. The engine has a retort that can be used to start it.
   这台发动机有一个可以启动它的回火装置。
3. 3. The new policy will have a retort effect on the economy.
   新政策将对经济产生回响效应。