Regnum
n. 统治, 统治期间
🗣️ 情景例句
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。
To love and to be loved is the greatest happiness of existence.
爱人和得到人爱是人生最大的幸福。
What?
什么？