Millisievert
(mSv)毫西弗特
🗣️ 情景例句
I've got to keep my nose to the grindstone to support my family.
我拼命工作养家。
Sadness and gladness succeed each other.
悲喜互继，哀乐相续。
small at first, narrowly contained within its banks,
开始很小，被紧紧地夹在两岸中间，