Controversial in the sense that maybe it's not a good thing to do, or there might be some limits on what we want to do there in terms of integrating machines with people's brains.

它的争议性在于这可能并不是一件好事,在我们想往人脑中植入机械时,会不会受到某种限制

耶鲁公开课 - 生物医学工程探索课程节选

And one of the cases that I've talked about probably be the most controversial is where babies were born with severe problems that not gonna be compatible with what the parents and doctors judge to be a reasonable quality of life.

我所讲过的例子中,下面这个可能是最具争议的,有些婴儿一出生就有严重的生理问题,他们无法如他们的,父母和医生所愿,用有正常的生活质量。

普林斯顿公开课 - 人性课程节选