这位总统似乎看不到伦理问题的重要性。
在四节大型哲学课上，一半学生阅读了一篇关于工厂化养殖肉类的伦理文章，非强制性观看了一段11分钟的视频，并开展了50分钟的讨论。
Half of the students in four large philosophy classes read an article on the ethics of factory-farmed meat, optionally watched an 11-minute video on the topic and joined a 50-minute discussion.
最后，这项实验提出了这样一种可能性，即这种神经元可以用于目前使用胎儿脑细胞的实验治疗，避开了一个令人不安的伦理问题。
Finally, the experiment presents the possibility that such neurons could be used in experimental treatments that currently use fetal brain cells, sidestepping an uncomfortable ethical issue.
最后，这项实验提出了这样一种可能性，即这种神经元可以用于目前使用胎儿脑细胞的实验治疗，避开了一个令人不安的伦理问题。
Finally, the experiment presents the possibility that such neurons could be used in experimental treatments that currently use fetal brain cells, sidestepping an uncomfortable ethical issue.
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