an abnormal tightness of the foreskin preventing retraction over the glans
造句
用作名詞(n.)
A phimosis can be cured only after puberty. 包莖只有在青春期后才能被治愈。
Phimosis refers to a long foreskin and the foreskin stenosis, the foreskin can not be turned up, the penis head is not exposed. 包莖就是指包皮長以及包皮口狹窄，包皮不能翻起來，陰莖頭不能外露。