chromosome abnormality

• 染色体异常

chromosome abnormality的用法和样例：

例句

1. Miscarriages are usually caused by abnormal chromosome patterns in the fetus.
   流产通常是因为胎儿的染色体异常造成的。
2. Chromosome abnormality is an important factor involved in male infertility and gonadal hypoplasis.
   染色体异常是影响男性不育和性腺发育不全的重要因素。