[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

发表于:2018-11-30 / 阅读(158) / 评论(0) 分类 考研英语词汇2005

fruitful a.多产的;有成效的 frustrate vt.破坏,阻挠;使失败,使泄气 fry v.油煎,油炸 fuel n.燃料;养料 v.(给)加燃料;刺激;推动 fulfil vt.履行(诺言等);完成(计划等);达到 fulfill vt.履行(诺言、

发表于:2018-12-30 / 阅读(59) / 评论(0) 分类 大学英语四级词汇拼读版

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

发表于:2019-01-12 / 阅读(74) / 评论(0) 分类 2015年VOA慢速英语(七)月

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

发表于:2019-01-16 / 阅读(66) / 评论(0) 分类 2017年NPR美国国家公共电台12月

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

发表于:2019-01-27 / 阅读(77) / 评论(0) 分类 PBS访谈环境系列

There was too much snow on Mt Lyford in North Canterbury yesterday. Last night 250 skiers had to stay on the mountain in the day lodge. The road was closed because of high winds and the risk of avalanches from so much snow. It was too dangerous for c

发表于:2019-02-25 / 阅读(44) / 评论(0) 分类 新西兰英语