There was once a church choir that was not ill-bred, but I have forgotten where it was, now.
从前有一个教堂唱诗班,它倒不像这样没有教养,可是我现在已经忘了它在什么地方了。
if most individuals are bred from a small number of parents, they could be vulnerable to a genetic disease, potentially wiping out almost the whole population at once.
(举例来说,假如大部分个体是由小部分的父母亲繁衍而来,他们更易受到遗传疾病的侵袭,甚至有可能让整个种群几乎在一次侵袭中全军覆没。)
Once upon a time in the immense Russian steppe, lay a little village where nearly all the inhabitants bred horses.
很久以前,在广阔的俄罗斯大草原上,有一个小村庄,在那里所有的村民都养马。
应用推荐