This book gave a new impetus to the animal rights movement.

本书给动物权益运动注入了新的动力。

Some of the strongest opposition to the animal rights movement has come from hunters and their organizations.

对动物权益运动最强烈的一些反对意见来自于猎人及其所属组织。

Leaders of the animal rights movement target biomedical research because it depends on public funding, and few people understand the process of health care research.

动物权利运动的领导者将矛头指向生物医学研究，原因在于它依赖公共资金的资助，并且很少有人懂得医学研究的过程。

4 Leaders of the animal rights movement target biomedical research because it depends on public funding, and few people understand the process of health care research.

4 动物权利运动的领导人瞄准生物医学研究， 因为它依赖于公共资助，而很少有人了解医疗保健研究的过程。