罗杰斯说，“其结果要么花费四年时间渲染这部电影，使影片成本加倍，要么就不会得到栩栩如生的图像。”

“The outcome would be either the movie would takefour years to render, would double the cost of the movie, or youwouldn’t have had the lifelike images, ” Rogers said.

youdao

故此，使效用加倍无法改变消费者的偏好。

Thus, doubling the utility doesn't change the preferences of the consumer.

youdao

而在女性向的同人小说中，男性的性格、精神、情绪和情感交流则是心理上的暗示——男男配也使这个暗示的强度加倍了。

For women in slash fiction, it's the psychological cues of a man's character, stature, passion and emotional communication - slash doubles those.

youdao

So supposed that the list is not of size 8, let's make it slightly more interesting and double it.

假如列表的大小不是，为了更有趣，使其加倍。

哈佛公开课 - 计算机科学课程节选