Photoradiometer
[医] X线[辐射]量计
🗣️ 情景例句
Thanks, Mom.
谢谢 ，妈妈。
My brother came in,changed his clothes,and went out again.
我的兄弟进来了，换掉了他的衣服，并再去外面了。
Where would you keep them?
你把鱼放在什么地方？