FIFTY years ago, William Russell, a classics scholar, and Rex Burch, a microbiologist, outlined how the use of animals in scientific research could be made more humane.是什么意思_FIFTY years ago, William Russell, a classics scholar, and Rex Burch, a microbiologist, outlined how the use of animals in scientific research could be made more humane.在线翻译_英语_读音_用法_例句