Positron emission tomography
[化] 正电子成象术
🧩 词语组成解析
n. 正电子\\n[化] 正子; 正电子
n. X线断层摄影术\\n[医] X线体层照相术, X线断层照相术
🗣️ 情景例句
Oh, you've been here before.
噢，你以前来过的。
What's so funny?
什么事那么好笑？
I have been offered a large sum of money to go away, but I am determined to stay here.
他们曾向我提供一大笔钱让我搬走，但我决定留在这儿。