Lead researcher Dr Konstantinos Manolopoulos teaches at Oxford University.

首席研究员康斯坦丁诺斯·曼诺洛普洛斯博士在牛津大学任教。

The professors were "surprised," said Marla Eisenberg, lead researcher.

研究的主要负责人马勒·艾森伯格说，专家们都非常得惊讶。

Lead researcher Brad Bushman believes that young people may be "addicted" to self-esteem.

研究负责人布莱德·布什曼认为年轻人也许对自身肯定和赞誉有些过分迷信了。

"In the United States, the sleep of our children is clearly not enough," said lead researcher Dr.

在美国，孩子们的睡眠很明显的不足。

Lead researcher Pieter van Dokkum says there could be trillions of Earths orbiting the ubiquitous red dwarfs.

首席科学家皮特·范·多克姆表示，宇宙中可能有数以万亿计如地球这样的行星绕着广泛存在的红矮星。