美國聯(lián)邦儲(chǔ)備委員會(huì)是如何運(yùn)作的?(1)
- 相關(guān)熱點(diǎn):
- 白雪公主話劇劇本
小故事:婚禮之上
孩紙是無知的,求知的孩紙更是可愛的!聽聽求知的孩紙如何向母親求知的吧!At a wedding, a little boy asked his mother, "Mommy, why does the girl wear white?" She answered, "The bride wears white beca...
迅捷的外星人
該音頻是講述有愛因斯坦的相對(duì)論引出的外星人飛碟速度的問題。We received a letter from one of our readers with a question about Einstein’s Theory of Relativity: Since time slows down the closer you...
音樂教育計(jì)劃(1)
“Imizamo Yethu”是參加胡特灣音樂節(jié)項(xiàng)目的兒童的家園。它給予那些孩子欣賞音樂的機(jī)會(huì)。Hout Bay is a beautiful place, 50 miles outside of Cape Town. Today, it has all kinds of socio-economic groups a...
遠(yuǎn)程WI-FI(1)
他們的發(fā)明之一是以無線上網(wǎng)為基礎(chǔ)的長途網(wǎng),或者叫遠(yuǎn)程網(wǎng)絡(luò)無線保真技術(shù)... Eric Brewer is a busy man. He is a computer science professor at the University of California, Berkeley. He is also directo...