Sievert
unit [核]西韦特单位(γ射线剂量单位)
🗣️ 情景例句
and gave thanks.
感恩。
I often get up in the morning.
我常常在早上起床。
Then, when it's open, we fight about who plays with it first.
然后，当礼物打开后，我们又争着谁先来玩。