Active play may provide necessary stimulation to the growth of synaptic connections in the brain, especially the cerebellum, which is responsible for motor functioning and movements.

积极游戏行为可能为大脑突触连接的生长提供必要的刺激，尤其是在负责运动功能和运动的小脑。

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When a child learns to play the violin, for example, several studies have shown that the brain region responsible for the fine motor skills of the left hand's fingers is likely to grow.

例如，当儿童学习拉小提琴时，几项研究表明，负责左手手指精细运动技能的大脑区域可能会增大。

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"The Centre has a new and important role to play in introducing responsible farming practices in the province," says Phillips.

“该中心在本省采用负责任养殖规范方面将发挥新的和重要作用，” Phillips说。

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"People are responsible to play a role in their own safety, with the help of law enforcement, " Clarke said.

NPR: Wis. Sheriff Urges Residents To Get Gun Training

"Every time a coach gets fired, it is a surprise for me, because ultimately, we, the players, are responsible for our own play on the ice, " Rangers backup goalie Martin Biron told The Associated Press in a text message.

WSJ: Rangers fire coach John Tortorella

The loss of Vilma, the New Orleans defensive captain and the player who was responsible for relaying the coaches' play calls to the rest of his teammates, represents a major loss for a club that already struggled on that side of the ball in 2011.

WSJ: NFL Suspends Four New Orleans Saints, Including Jonathan Vilma, for Season