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
I wish he felt better.
我真希望他现在好一点。
Do you have a coin for the phone?
你有打电话的硬币吗？
He goes home early everyday for fear that his wife would be angry.
他每天很早就回家，免得老婆生气。