英语语法分析

It is controversial on the local radical excision of early rectal cancer currently, while it is recognized for curable local excision of rectal polyp and palliatively local resection of rectal cancer.

早期直肠癌的根治性局部切除术目前仍存在争议，而治愈性的直肠息肉局部切除和姑息性的直肠癌局部切除术已经被大家认可。