United States physician who first described the XXY-syndrome (born in 1912)
双语例句
用作名词 (n.)
Several disorders are associated with an abnormal number of sex chromosomes, including Turner's syndrome and Klinefelter's syndrome. 若干种疾病与性染色体数目异常有关，例如特纳氏症候群和克兰费尔特氏症候群。
