短語詞組短語recurrent aphthous oral ulcer 復發(fā)性口瘡recurrent oral ulcer ROU 復發(fā)性口腔潰瘍;復發(fā)性口瘡recurrent oral ulcer rau 復發(fā)性口腔潰瘍oral recurrent ulcer 口腔復發(fā)性潰瘍 返回 recurrent oral ulcer