中子吸收体剂 显著地或主要地与中子反应结果使中子不再呈现为自由粒子且不另外产生中子的材料或物体
A neutron absorber is a material or object that significantly or mainly reacts with neutrons, resulting in neutrons no longer being free particles and no additional neutrons being produced
以上为机器翻译结果，长、整句建议使用 人工翻译 。