Sievert
unit [核]西韦特单位(γ射线剂量单位)
🗣️ 情景例句
I'm looking for a sports car.
我想买一辆跑车。
What's the size of your shoes?
你的鞋多大尺寸？
I wish I had followed your advice.
我真希望我采纳了你的建议。