large field radiotherapy

• 大野放射疗法

large field radiotherapy的用法和样例：

例句

1. Long history and unsophisticated folkway foster a corlorful culture of Russia,Rivers with great age and vast field feed the unique flavor of Russian art.
   悠久的历史和淳厚的民风培育着俄罗斯民族绚丽的文化，古老的江河与辽阔的大野滋养着俄罗斯艺术独特的风情。