Challenging work that requires lots of analytical thinking, planning and other managerial skills might help your brain stay sharp as you age, a study published on Wednesday in the journal Neurology suggests.
周三发表在《神经病学》杂志上的一项研究表明，需要大量分析思维、计划和其他管理技能的挑战性工作可能有助于你年纪渐长时保持大脑敏锐。
Older folks who are readers stay sharp while those who watch TV melt into the couch.
当那些躺在沙发上看电视的老人们给读者留下了鲜明的印象。
Riise admits the threat of new players has prompted him to stay sharp during the summer.
里瑟承认，新球员带来的威胁提醒他必须在夏天保持良好的状态。
Dormitory safety becomes even more of an issue on the verge of graduation season, so students had better stay sharp.
临近毕业季，寝室安全问题变得尤为突出，所以同学们最好保持警惕。
Learning should last a lifetime. You exercise your body to stay strong, and you should exercise your mind to stay sharp.
学习应该是一辈子的事，你会锻炼身体以保持强健，也该锻炼心智以保持敏锐。
I think we just want to do everything we can practice-wise to stay sharp so that our execution is at the level that it is at now.
我们打算通过合理的训练来保持好状态，这样到时候我们的执行力就能达到现在的水准。
Thankfully, taking a few easy steps throughout your day can help you stay sharp-and maybe even help you remember where you put those keys!
好在几个简单的步骤可以帮助你保持思维敏锐——或许也能帮助你记得钥匙放在哪儿！
Solving puzzles can help your brain to stay flexible, and a sharp mind is better at retaining information.
玩智力游戏拼图可以让你的头脑变得更加灵活，头脑敏锐能更好的帮助记忆信息。
On the positive side, keeping your blood sugar on an even keel can help you feel better and stay mentally sharp.
从好的方面来讲，让你的血糖保持在一个良好的水平可以让你感觉更好并且大脑清醒。
Go through the area by going left, then turning a sharp right to go up the stairs. Stay on the upper area and move right.
向左通过这区域然后急转右上一楼梯。留在上一层向右移动。
"So you can stay here and trifle around with some one else?" she exclaimed, turning to him a determined countenance upon which was drawn a sharp and wrathful sneer.
“你好一个人留下来，跟别人调情，是不是？”她转过身来对他嚷道，铁板着的脸上露出尖刻愤怒的讥嘲。
"We already know that physical exercise can help people stay cognitively sharp as they age," she adds. "This study may help explain why."
她又补充说：我们现在已知体育锻炼可使老年人保持敏锐的认知，而这项研究使我们知道了其原理。
Stay alert heart: if you keep sharp of heart, the predator will alert that lay not easily, instead seeking other objects.
保持警觉心：若你随时保持机灵的警觉心，歹徒会认为下手不易，转而寻找其它对象。
Also, she's never willing to stay a little later at the office. She always leaves at 5:00 PM sharp.
而且她从来不愿意多加一点儿班，总是在下午5点整准时下班。
Also, she's never willing to stay a little later at the office. She always leaves at 5:00 PM sharp.
而且她从来不愿意多加一点儿班，总是在下午5点整准时下班。
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