system of causation
因果体系
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Scientists use at least 20 million rodents a year in experiments in the U.S., to test foods, drugs and chemicals and to unearth basic truths about the causation of disease and the functioning of the human immune system.
FORBES: Of Mice and Mischief
应用推荐
模块上移
模块下移
不移动