Beta-ray
[化] 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
Don't park your car in a dark street.
不要把车停在黑暗的街道上。
He received full credit for his studies at a previous school.
他在一所先前的学校取得了所有课程的学分。
Six men have been trapped in a mine for seventeen hours.
6个人被困在矿井里已有17个小时了。