| 例句 |
The machine can accurately locate radioactive material.这台机器能准确地确定放射性物质的位置。Uranium is a radioactive material.铀是一种放射性物质。Some radioactive substances can emanate radiation for many years.有些放射性物质能释放辐射许多年。There is a greater incidence of cancer in the families of radiation workers.接触放射性物质的工作人员，其家属的癌症发病率要更高一些。The building is now unoccupied, and all radioactive or hazardous materials have been removed.这幢楼现在空着，所有放射性物质和有害物质都清除了。The original plan was to encase a small amount of a radioactive substance in a protective steel container.原先计划是要将少量的放射性物质封存在一个钢质防护罩中。 |