In fact, such artificial sweeteners actually increase one's appetite and lead to one's eating even more than usual.
事实上，这类人造的甜味剂实质上增大了一个人的食欲，结果反而使人比平时吃得更多。
2
Many science fiction authors have postulated that superhuman artificial intelligence would in fact want us extinct, given that our species' behavior doesn't lend itself to sustainability.
If a way could be devised to turn fiction routinely into fact-harnessing a person's thoughts to manipulate a computer or move an artificial limb-the consequences could be huge.