Roentgendosis
[医] X线[剂]量
🏥 医学释义
X 射线剂量
🗣️ 情景例句
Do you have a cell phone?
你有手机吗？
Is this a network show?
这是不是广播表演？
She stands on dry land and is visited by thousands of people each year.
它停在陆地上，每年接待成千上万的参观者。