Positron camera
[化] 正电子照相机
🧩 词语组成解析
n. 正电子\\n[化] 正子; 正电子
🗣️ 情景例句
What was your graduation thesis on?
你毕业论文是什么题目？
Kept waving to her mother until the train was out of sight.
不断地冲她的母亲挥手，直到火车驶出了视线。
My shoe has been pressing against my foot, so it hurts a bit.
我的鞋一直挤着脚，所以脚有点疼。