Much of what scientists know about dopamine's role in habit formation comes from the study of alcohol and drug addiction, but it is a key player in more common habits, too, like overeating.

许多科学家是研究酒瘾和毒瘾后，才了解多巴胺在形成习惯过程中的作用，但多巴胺在其他较普通行为中，也是关键因素，象暴饮暴食。

youdao

"I just didn't think that insulin could be such a big role-player, especially in the pituitary," Hausman says.

“我只是不认为胰岛素可以充当如此大的作用，特别是在脑垂体中，”豪斯曼说。

youdao

The player takes on the role of a photojournalist, exploring and watching the way animals behave.

玩家在游戏中扮演一名摄影记者，探索和观察各种动物的行为。

youdao

The most noticeable result of the triumph of NFL players may be a more wide-open, improvisational game, as they take further responsibility for game management from the coaches, because the role of an NFL player is shifting at the team level, too.

WSJ: Power Shifts to The Players

In the first, the player is in the role of a runner, scavenging the wasteland.

FORBES: Zombies, Run! - Developing, Funding and Selling a Novel Fitness App

The 25-year-old is the third player to take on the role after injuries to both Adrian Morley and Jamie Peacock.

BBC: James Graham named as England Four Nations captain