Cancer may also occur on inner surface of body, such as gastric ulcer, duodenitis, rectitis and so on.
也可发
在
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.
也可发在表面，如胃溃疡，十二指肠溃疡，直肠溃疡。
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成，部分未经过人工审核，其表达
容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
