py·elo·ne·phri·tis /ˌpaɪ(ə)lonɪˈfraɪtəs/ 腎盂腎炎
py·elo·ne·phri·tis /ˌpaɪ(ə)lonɪˈfraɪtəs/ 名詞
pyelonephritis n : inflammation of the kidney and its pelvis caused by bacterial infection