The whole population is so inbred that no genetic differences remain.
该族群整个都是同系繁殖,以致于根本不再有任何的基因差异。
《柯林斯英汉双解大词典》
2
If you are prepared for differences, are ready to enjoy the experience as a whole and keep a sense of humor and optimism, then it should all turn out to be a pleasant learning and life adventure.