impulse steam trap

例句：

1. 1.He felt a sudden urge to leave the room.
   他突然感到想离开房间的冲动。
2. 2.The decision was driven by an impulsive desire for adventure.
   这个决定是由一时的冒险欲望驱动的。
3. 3.Her impulsive action cost her dearly.
   她的冲动行为代价惨重。