Cancer may also occur on inner surface of body, such as gastric ulcer, duodenitis, rectitis and so on.
可发生在身体内表面，如胃溃疡，十二指肠溃疡，直肠溃疡
。
Cancer may also occur on inner surface of body, such as gastric ulcer, duodenitis, rectitis and so on.
可发生在身体内表面，如胃溃疡，十二指肠溃疡，直肠溃疡。
声明：以上例
、词性分类均由互联网资源自动生成，部分未
工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
