Regnum
n. 統治, 統治期間
??? 情景例句
With a shortage of chromosomes, a developing fetus will likely grow into a child with down syndrome.
如果缺省染色體，一個處于成長階段的胚胎可能發育成一個具有不良綜合癥的小孩。
To love and to be loved is the greatest happiness of existence.
愛人和得到人愛是人生最大的幸福。
What?
什么？