文章列表

• 1.时差N小时 职业安全与健康法
• Congress first dealt with issues of safety and health in the workplace in 1890, when legislation was passed for safety standards in coal mines. Over t...
• 2.时差N小时 移民改革
• Give me your tired, your poor...your huddled masses yearning to breathe free... 挤在一起渴望自由呼吸的大众，那熙熙攘攘的被遗弃了的，可怜的人们。把这些...
• 3.时差N小时 美国国家癌症法案
• During the first 30 years of the 20th century, America became a safer and healthier place. Living conditions improved, causing many diseases to almost...
• 4.时差N小时 医疗法案
• By the early 1950s, it was becoming apparent that a growing number of elderly Americans had no economic protection from the increasing cost of health ...
• 5.时差N小时 信息自由法令
• The Freedom of Information movement began in earnest in the 1950s. After WWII, the extent of government secrecy was questioned by the American Society...
• 6.时差N小时 为什么要流眼泪?
• You notice your tears most after a good cry or while slicing an onion, but actually your eyes are constantly moistened by a thin film of tears. 切洋葱...
• 7.时差N小时 树根及其真菌好友
• If I told you there was a large mass of fungus infecting the roots of that lovely pine tree which shades your front lawn, would you be worried? Would ...
• 8.时差N小时 红色,蓝色和一个更高效的你
• Don: Is it true that certain colors affect how we think and behave, or how we perform at work? 唐：某种特定的颜色会影响我们的思维、行为或者在工作中的...
• 9.时差N小时 枪械管制
• The debate over gun control in America has been ongoing and intense for many years with proponents seeking to reduce gunrelated injuries and curtail c...
• 10.时差N小时 空气洁净法令
• The first time Congress dealt with any issue pertaining to unclean air was in 1955. Prior to that, states had passed their own legislation dealing wit...