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。
Pupils of the school, old and new, will be sending him a present to mark the occasion.
为了纪念这个日子,学校的学生——无论老同学还是新同学——将送他一件礼物。