Researchers who studied thousands of children found a 2-year gap to be optimum in boosting brain power, the Daily Mail of London reported.
一项针对数千名儿童的研究发现，2年的间隔是帮助孩子脑力发育的最佳选择。Now, using the "wrong" hand, she did not have sufficient mental or physical control to do much more than vaguely striped designs.
如今，使用“不常用的”左手，她的脑力或体力都无法很好地支配，因此只能画一些线条模糊的图案。asked Jim, laboriously, as if he had not arrived at that patent fact yet even after the hardest mental labour.
吉姆吃力地问，好像即使经过最艰难的脑力劳动后他仍没有弄清那个明显的事实。they say that the only limit on the power of the brain is the limit of what we think is possible .
他们认为唯一对人的脑力起到限制作用的就是我们认为什么是可能的而什么又是不可能的这种局限性。The great educator Suhomlinski said: "The language teacher training to a large extent determine our students to the mental efficiency. "
伟大的教育家苏霍姆林斯基说过：“教师的语言修养在极大程度上决定着学生在课堂上的脑力劳动的效率。”Especially within IT organizations, the order-and-control aspect is often regarded as being counter-productive with brainworkers.
尤其是在IT组织，秩序和控制通常被认为是对提高脑力工作者的生产力起着相反的作用。Not even in the most optimistic moments had he ever imagined so much would be accomplished by his research into ageing.
即使在最为乐观的时候，他也没想到自己对脑力老化的研究能取得这么大的成就。"You've cut off your hair? " asked Jim, laboriously, as if he had not arrived at that patent fact yet even after the hardest mental labor.
吉姆费了好大的劲才问道：“你将头发剪掉了？”就如同在经历了艰苦的脑力劳动之后却没有获得专利的感觉。A stress-ridden mind consumes much of our memory resources to leave us with a feeble mind.
压力之下的思考会消耗很多记忆资源，让我们感到脑力疲惫。