分别一句话翻译英文：1.支持者认为克隆技术是科学史上一个重大突破 2.克隆技术防止某些濒危物种灭绝和治疗严重疾病

1. Supporters think cloning is a big breakthrough in the history of science. 2. Cloning prevents some species from dying out and can be used to cure some terrible diseases. 答案必须给力哦!谢谢老师