Radioactive Materials短语⁸⁴³²⁰⁺⁸ 基本例句 非法运输原型radioactivematerial的复数 There were fears that an explosion at reactor unit2 may have damaged the containment vessel, which increases the risk of release of hazardous radioactive materials. 有人担心2号反应堆发生的爆炸可能已经损坏了保护罩，从而增加了核泄漏的风险。 yeeyan