1. But the most important argument for a broad education is that in studying the accumulated wisdom of the ages, we improve our moral sense.
    但是赞成宽泛教育的最重要的理由是, 在学习世世代代积累起来的知识的同时，我们也提高了自己的道德感。

2. Besides working to improve building structures, people in areas where earthquakes are common need to prepare for the possibility of a great earthquake.
    除了设法改善建筑结构外，地震频发区的人们也需要为可能发生的大地震做好防备工作。

3. Britain won't improve its system until after the year 2000, spurring Mitterrand to joke that passengers will have " plenty of time for sightseeing ".
    不到2000年，英国不会改善它的铁路系统，这使密特朗不由地开起了玩笑，说乘客会有 "足够的时间一饱眼福"。

4. To improve this habitual way of standing or sitting, start by keeping your hands away from your mouth, and keep your arms uncrossed.
    要改变这种习惯性的站姿或坐姿，你应该一开始就别用手捂着你的嘴，并且别再把双臂交叉起来。

5. Human studies have focused primarily on older adults and suggest that regular exercise can improve the speed with which the brain processes information.
    对人类的研究主要集中在老年人身上，其结果表明，经常锻炼能提高大脑处理信息的速度。

6. All the production teams joined up to improve the irrigation network of the commune.
    所有的生产队都联合起来共同改进公社的灌溉网。

7. Although many people assume that balance and movement problems are inevitable with age, an increasing body of evidence demonstrates that exercise can help improve balance and strength in elderly individuals and reduce their chance of falling.
    尽管许多人认为难以保持平衡和活动不便的问题随着衰老而不可避免，但越来越多的证据表明，运动有助于老年人增强平衡能力和增长力气，可减少他们摔跤的可能性。

8. "Exercise can help older adults improve strength, balance, the ability to bend, and prevents them from tiring as easily.
    "锻炼能帮助老年人增长力气，增强平衡和弯腰能力，防止过易疲劳。

9. "The problem is that to improve balance, you've got to challenge balance, which is always risky," says Mary E. Tinetti of the Yale University School of Medicine,
    "问题是，要提高平衡能力，就得首先挑战平衡。这样做总是有风险。"耶鲁大学医学院的玛丽·E. 蒂内提说。

10. My particular experience is largely in oil, and the search for oil has done more to improve deep drilling than any other mining activity.
    我是专门搞石油的，寻找石油比其他任何采矿业对改进钻探作的贡献都要大。