试管婴儿的研究是出于帮助不孕夫妇的愿望。
The work on IVF was driven by the desire to help infertile couples.
每一个挑战都是学习和成长的机会。
The future of computing will be shaped not by hardware, but by the algorithms that drive it.
艺术家的地位是卑微的。他本质上是一个渠道。