Photoradiometer
[医] X线[辐射]量计
🗣️ 情景例句
How was your school-board meeting last night?
昨天晚上你们的联合校董会会议开得怎么样？
I'm afraid you have the wrong number.
恐怕你打错号码了。
After the train had left the station, the lady opened her handbag and took to her power compact.
火车开出车站后，那位妇女找开了手提包，拿出了粉盒。