各位兄弟姐妹，本段中，最后一句没有搞懂，相当于第二张图，尤其“sugests that observation of a clinically negative axilla is appropriate, although sentinel node biopsy should be considered.”,其中observation 指代的是什么，整句怎么翻译呀，谢谢大家。
图1
图2
各位兄弟姐妹，本段中，最后一句没有搞懂，相当于第二张图，尤其“sugests that observation of a clinically negative axilla is appropriate, although sentinel node biopsy should be considered.”,其中observation 指代的是什么，整句怎么翻译呀，谢谢大家。
