1. The birth of clone sheep Dolly aroused world wide attention and marked the coming of clone age in 21st century. 克隆羊“多莉“的出生引起了世界范围的广泛关注，并标志着21世纪克隆时代的到来。
2. Much of the world became familiar with cloning in 1997, when scientists announced they'd cloned a sheep named Dolly. 1997年，科学家们宣布他们克隆了一只取名叫“多利”的绵羊，人们对“克隆”开始熟悉起来。
3. He chaired the National Bioethics Advisory Commission which completed a report on cloning shortly after Dolly's birth was announced in 1997. 在1997年宣布多莉诞生不久，他主持国家生物伦理学顾问委员会完成了一份关于克隆的报告。
英英解释
n.
1. conveyance consisting of a wheeled support on which a camera can be mounted
2. conveyance consisting of a wheeled platform for moving heavy objects
3. a small replica of a person; used as a toy
