In 42.9% of A1 patients the lesion was located at ileum, and in 41.7% of A2 patients the lesion was located at colon.是什么意思_In 42.9% of A1 patients the lesion was located at ileum, and in 41.7% of A2 patients the lesion was located at colon.在线翻译_英语_读音_用法_例句