例句 /

Adenocarcinoma of the colon is an unusual disease in patients under 30 years, and generally presents as advanced disease.

Adenocarcinoma of the colon is an unusual disease in patients under 30 years, and generally presents as advanced disease.

结肠腺癌在三十岁以下的的病人是很少见的,发现的时候多已经有癌症转移的情形。