单词：generator shielding
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[00:04.00]flight [00:06.22]n.飞翔，飞行；航班；航程；楼梯的一段 [2]逃跑，溃退 [00:08.44]fling float flock [00:11.62]vt.(用力地)扔,抛,丢 v./n.漂浮,浮动 n.(禽,畜等的)群;大量v.群集,成群 [00:14.81]flood floor [0
考研英语词汇2005
The Internet has become an indispensable part of life for many children and young people nowadays. Yet risks abound. Children must be protected from dangerous content, whether it's pornography or depictions of violence, says Axel Kossel of c't magazi
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Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t
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RAY SUAREZ, HOST: After Harvey and Irma, the hurricane season wasn't over. Hurricane Maria made landfall on Puerto Rico as a massive Category 4 storm. Months later, the power supply is still spotty, and thousands of homes still rely on generators. Da
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The Internet has become an indispensable part of life for many children and young people nowadays. Yet risks abound. Children must be protected from dangerous content, whether it's pornography or depictions of violence, says Axel Kossel of c't magazi
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JUDY WOODRUFF: Next: the possibilities of getting more energy through water. Humans have long harnessed the power of water to perform work. In modern time, hydroelectricity, generated by the power of water flowing through turbines at the base of dams
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