Beta radiography
[化] β放射照相法
🧩 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
n. 射线照相术\\n[化] 射线照相术; 放射线照相术; 射线照相法; 放射线照相法
🗣️ 情景例句
Hey, do you work out?
嘿，你锻炼吗？
If I had had time,I would have called you.
如果我有时间，我就打电话给你了。
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。