自苏格兰的多利羊被克隆后，这已成为一个争议性问题。

It had become an issue since the cloning of Dolly the sheep in Scotland.

youdao

克隆？当然你还记得多利羊吧？

Cloning? Yes, of course. Dolly the Sheep, remember?

youdao

多利羊就是首次通过这一技术安全诞生的。

Dolly was the first to be safely born by this technology.

youdao

多利羊就是首次通过这一技术安全诞生的。

Dolly was the first to be safely born by this technology.

youdao