Sievert
unit [核]西韦特单位(γ射线剂量单位)
🗣️ 情景例句
We'll take care of it.
我们去照顾。
I couldn't get through.
我打不通电话。
A man who had broken his right leg was taken to hospital a few weeks before Christmas.
圣诞节前几周，某人摔断了右腿被送进医院。