江南水乡the south of the lower reaches of the Yangze River
食道下部高压区lower(esophageal)high-pressure zone
大腿(下肢)upper leg (lower cxtremity )
右下腹right lower quadrant
下部痔漏hemorrhoids and fistulas of the lower body
下颚Lower jaw
【化】 低级醇(低碳数醇)lower alcohol
下尿道综合征Syndrome of the lower urinary tract