Sievert
unit [核]西韦特单位(γ射线剂量单位)
🗣️ 情景例句
Who's in charge here?
这儿谁负责？
She's such a pain in the neck.
她是个如此讨厌的人。
Despite the fact that the bottle is tinted a delicate shade of green, an observant visitor would soon notice that it is filled with what looks like a thick, grayish substance.
尽管那只瓶子呈淡绿色，但细心的客人很快就会发现瓶里装的是一种看上去黏稠，颜色发灰的东西。