Beta-particle
[医] β-粒子
🧩 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
and I think
我觉得
We really can't discount the price more than six percent.
我们真的无法提供超过6%的折扣。
Once the oxygen content of the air had risen to 25% it was ready to burn.
一旦氧气在空气中的含量达到25%，它就要燃烧。