yī / yuàn / bì / xū / tuǒ / shàn / kòng / zhì / fú / shè / yuán / bǎo / hù / yī / hù / rén / yuán / de / ān / quán

医院必须妥善控制辐射源，保护医护人员的安全。

The hospital must properly control the radiation source to protect medical staff.