Beta ray
[电] β射线
🧩 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
ray
[rei]
n. （热或其他能量的）射线;光束，光线;微量;伞形花序柄;
vt. 放射;照射;（思想，希望等）闪现;发光;
🗣️ 情景例句
And have a good stay in the Big Apple.
祝您在纽约愉快。
My uncle had a heart attack last year.
我的叔叔去年患了心脏病。
He earned enormous sums of money and was paid as much as
100 for a single appearance.