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Heat-resistant Glassware Celebrates 100th Anniversary 耐热玻璃器皿诞生100周年 One hundred years ago, a new brand of kitchenware named Pyrex entered the American market, firmly imprinting its name into the psyche of consumers. It is still be
VOA标准英语2015年(六月)
What Makes Windshield Glass So Tough? We tend to think of glass as fragilebut in fact, glass is pretty strong stuff. A flawless fiber of glass pulled lengthwise is five times stronger than steel! Although glass is quite strong, its also very brittlea
英语听力文摘 English Digest
Heat-Resistant Glassware Celebrates 100th Anniversary 耐热玻璃器皿诞生100周年 One hundred years ago, a new kind of cookware entered the American market. It was called Pyrex. Today the Pyrex name is well known in the United States. The heat-
2015年VOA慢速英语(六)月
耐热玻璃器皿诞生100周年 One hundred years ago, a new brand of kitchenware named Pyrex entered the American market, firmly imprinting its name into the psyche of consumers. It is still being manufactured while the early models are now collec
VOA标准英语2015年(十一月)
JUDY WOODRUFF: Now: sharks. Just saying the word can send shivers down the spines of some, but as Hari Sreenivasan found in this report, studying their skin could be key to fighting diease and is on the cutting edge of the larger push announced at th
PBS访谈健康系列
Ever since 1921, Australia has refused to buy apples from New Zealand because some New Zealand apples had a disease called fire blight. This disease is common in North America and Europe but Australia and Japan do not have it and do not want it. The
新西兰英语