1、 The idea of cloning extinct life forms still belongs to science fiction.
对绝种的生命形式进行克隆的想法仍然属于科学幻想。
来源:秒词邦搜集整理
2、 Scientists are attempting to compare features of extinct animals with living analogues.
科学家正试图把已灭绝动物的特征与现存类似动物相比较。
来源:《牛津词典》
1、 The US has already lost more than a third of the native languages that existed before European colonisation, and the remaining 192 are classed by UNESCO as ranging between unsafe and extinct.
在欧洲殖民统治之前,美国已经失去了超过三分之一的本土语言,剩下的192种语言被联合国教科文组织(UNESCO)列为不安全或已灭绝的语言。
来源:出自-2016年6月听力原文