recoil fission fragment

例句：

1. 1.The nuclear reactor's recoil fission fragments are dangerous and must be handled with extreme caution.
   核反应堆的回弹裂变碎片是危险的，必须小心处理。
2. 2. During the test, the scientists observed the recoil fission fragments flying around the room.
   在测试期间，科学家们观察到回弹裂变碎片在房间里四处飞舞。
3. 3. The research team found that the recoil fission fragments could be used to create new materials.
   研究小组发现回弹裂变碎片可以用来制造新材料。