Creating made-to-order babies with genetic defects would seem to be an ethical minefield, but to some parents with disabilities - say, deafness or dwarfism - it just means making babies like them.

• 创造定制的有基因缺陷的婴儿似乎是种伦理禁区，但对于某些夫妇（哑、聋、身材矮小）而言，这只是意味着婴儿肖似父母。