Conservationists have used cloning to help protect endangered species such as the mouflon sheep.
环境保护主义者已经使用克隆来帮助保护濒危物种，例如穆福隆羊。
In 1997, Dolly the Sheep was the first animal to be created through cloning.
1997年，绵羊多莉成为世界上首个通过克隆技术培育出来的动物。
Initial mammalian cloning experiments, with sheep and other species, have produced many sickly offspring that die quickly.
最初用羊及其它哺乳动物进行的克隆实验，已经产生了许多很快死去的不健康后代。
The lack of an intact nucleus makes cloning a la Dolly the sheep impossible.
由于缺乏一个保存完整的细胞核，这使得对她进行像多利羊那样的克隆是不可能了。
Animal cloning began in 1996 with Dolly the sheep.
世界上第一头克隆动物是1996年诞生的克隆羊“多利”。
Others have shown they can combine cloning and genetic engineering to produce cows and sheep that produce therapeutic proteins.
一些研究人员表示他们可以利用克隆和基因工程技术培育能生产具有治疗作用的蛋白质的牛和羊。
Even the cloning of less-complicated creatures — from sheep to rabbits and dogs — required years of tweaking, and lots of wasted eggs and deformed fetuses, before it worked.
即使是克隆不那么高等的动物(例如绵羊、兔子和狗)，科学家们也投入了好多年的心血，而且在成果出来前耗费了无数的卵细胞和无数的畸形胚胎。
Work on cloning animals, pioneered in Britain with Dolly the sheep, has proved notoriously unreliable and resulted in many cases of deformity.
第一例克隆动物试验在英国完成，克隆出的是一只名叫多利的羊，后来证明这项工作声名狼藉，极不可靠，期间克隆出来许多残疾的动物。
The fact that the process of cloning appears to reverse ageing is a major surprise as Dolly, the cloned sheep, appears biologically older than her age.
这项结果令人吃惊，因为第一只克隆动物绵羊多莉在生理上表现得比实际年龄要大很多。
The cloning of Dolly the sheep nearly 5 years ago raised the hopes of transplant scientists looking for an endless supply of lifesaving organs.
将近5年前，克隆羊多莉给寻求无穷无尽的救命器官供货的移植学家带来了希望。
The discussion on whether the human race can go against nature by cloning themselves has heated up with the advent of the first cloned sheep Dolly.
随着第一只克隆羊多莉的出现，关于人类是否可以违反自然来克隆自己的讨论日益激烈。
British cloning by somatic cell culture sheep "Dolly" successful.
英国利用体细胞培养克隆羊“多莉”成功。
British cloning by somatic cell culture sheep "Dolly" successful.
英国利用体细胞培养克隆羊“多莉”成功。
应用推荐