With a shortage of chromosomes, a developing fetus will likely grow into a child with down syndrome.
如果缺省染色体,一个处于成长阶段的胚胎可能发育成一个具有不良综合症的小孩。
I will have to choose presents for all the family soon, but I haven't chosen any yet!
我很快就要为每一位家庭成员选购礼物,但我至今还什么也没买!