Radiation-detector tube
[电] 辐射检波器管
🧩 词语组成解析
🗣️ 情景例句
My pleasure.
不客气。
After graduation, Mr. Jones immediately became a member of the United Nations Relief and Rehabilitation Administration.
毕业后琼斯先生就加入了联合国救济善后总署。
where people first learned to write.
那里的人最早学会了写字。