明星效应(1)

科学60秒:人类远距离捕猎的秘密武器

“Stand up straight! And do something about that hair!” Annoying? Sure. But such ___1___ may have made humans what we are today. Because our upright stance, and relative lack of hair, may have e...

科学60秒:智能手机的妙用

Smart phones can provide music, movie times, bus schedules. They can even make phone calls! And now, they might help ____1____ fuel use while driving. That is, if enough are used in a system call...

美文听写:Work and Pleasure工作和娱乐(下)

rious adj. 勤劳的,勤奋的It may also be said that rational,industrious,useful human beings are divided into two classes:first,those whose work is work and whose pleasure is pleasure;and ...

金融危机下的华尔街 (1)

Henry Paulson Goldman Sachs Morgan Stanley Mitsubishi UFJ Warren Buffett Many financial companies have moved to other New York streets. But Wall Street still holds its place in the language as th...