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Man’s Fi rst Real Invention 1

人类的第一项真正发明 3

Fi res Long Ago 4

很久以前的火 6

The Necktie through Thick and Thin 8

领带的沧桑 10

Who Fi rst Made lce Cream 11

冰淇淋的首创者 13

Three Ways to Prese rve Meat 14

储存肉的三种方法 16

The Fi rst English Window 17

英国的第一扇窗子 19

How the Word Radar Was Coined 20

“雷达”一词的创造 22

Legend about Cheese 23

乳酪的传说 25

The Primitive Cu rrency in the Santa Cruz lslands 26

圣克鲁斯群岛的原始货币 29

Americans’Fespect for Edison 31

美国人对爱迪生的敬意 33

Paper’s Fate 34

纸的命运 38

The Paintings and Bronze Statues of Charles Marion Russel 41

查理·马里恩·罗素的画和铜像 43

The NavigatorHenry 44

航海者亨利 46

The Secret of Don Quixote’s Appeal 48

堂·吉诃德魅力的奥秘 51

The Met ric System Used Today the World over 53

当今世界上使用的米制 55

A Stamp Wo rth of＄16，800 57

一枚价值万美元的邮票 59

Ancient Sagas 61

古代英雄传奇 63

Ha rdtack and Soldiers 65

硬饼干和士兵 67

Evolution of Sleep 68

睡眠的进化 71

The Mystical“Sixth Sense”of Animals 73

动物神秘的第六感 76

Cats and Rats 78

猫和老鼠 81

How Animals Spe nd the Winter 83

动物是如何过冬的 87

Feeling of Bei ng Frighten 90

惊吓的感觉 93

Why Do We Have Eyeb rows 95

我们为何有眉毛 97

All about Your Hair 98

你的头发 101

Flying 103

飞行 106

lf You Sneeze Three Times 108

假如你打三次喷嚏 110

The Act of Uttering Sounds to Convey Meaning 112

发出声音表达意思的动作 115

lf George Washington Could Visitthe United States Now 117

假如乔治·华盛顿能参观今日的美国 119

Amber—Window to the Past 120

琥珀——通往过去的窗口 122

Slow Food fo ra Fast Life 123

慢“食”出细“活” 126

Mind to Mi nd Contact 128

心与心的交流 131

From Land Animal to King of the Sea 133

从陆上动物到海中之王 135

Why Boiled Wate rFreeze Easier 136

为什么开水结冰快 138

Europe’s One and Only Atomic City 140

欧洲独一无二的原子城 142

When People Began to Eat With the Fork 144

人们何时开始用叉进餐 146

Columbus that Made Four Voyages to the West 147

四次西航的哥伦布 149

The Egyptians Fi rst Played Ball Games 150

埃及人首先开展球类运动 152