短語(yǔ)詞組短語(yǔ)recurrent aphthous oral ulcer 複發(fā)性口瘡recurrent oral ulcer ROU 複發(fā)性口腔潰瘍;複發(fā)性口瘡recurrent oral ulcer rau 複發(fā)性口腔潰瘍oral recurrent ulcer 口腔複發(fā)性潰瘍 返回 recurrent oral ulcer