ecchymosis的复数形式怎么写？

Pain and ecchymosis were the common presentations in all 7 cases.疼痛及皮肤青紫改变是所有患者的常见症状.On physical exam, she has multiple facial abrasions, periorbital ecchymosis, symmetrical breath a slightly distended abdomen.体格检查发现, 患者...

ecchymosis的音标：ecchymosis的英式发音音标为：[ˌekɪ'məʊsɪs]ecchymosis的美式发音音标为：[ˌekə'moʊsɪs]...

n.出血斑，瘀癍...