Beta radiation
线辐射
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
🗣️ 情景例句
Carl, you're sure you've never played?
Carl，你肯定你从来没玩过吗？
If you work in a factory,you usually have to punch a clock.
如果你在一个工厂里工作，你通常必须打卡。
I am used to traveling by air and only on one occasion have I ever felt frightened.
我习惯了乘飞机旅行，只是有一次把我吓坏了。