英美时文选读 科技分册PDF电子书下载

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The Facts About Animal Research 1

Conquering Cancer:The Latest Advances 14

All About Twins 26

Questions Car Owners Ask Most 37

The Mounting Menace of Steroids 46

America's Ice-Age Legacy 56

Search for the Wrinkle-Free Face 64

A New Heart for Andrew 75

When to Say No to Surgery 86

Get Ready for a Robot Butler 96

Swamped by Our Own Sewage 104

A Gift of Sight 116

What's Right About Being Left-Handed 123

How Safe Is Our Blood Supply？ 131

The Fascinating World of the Unborn 148

Nature's Incredible Night Show 158

Are We Closing In'on AIDS？ 168

Diet the T-Factor Way 184

A Partnership of the Heart 192

Not in the Stars,But in our Genes 203

A Red Alert Over the Ozone 212

Medicine's Amazing Leap 219

The Rise of Cyberdoc 234

A New Way of Talking 242

Suicide Check 252

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