不知道大家听说过电鱼没有...它们往往生活在浑浊的水域当中,依靠发射电流探测出障碍物以及猎物的位置...原理和蝙蝠发出的超声波差不多...在今天的大千世界中,我们就来关注下这类不同

发表于:2018-12-07 / 阅读(86) / 评论(0) 分类 大千世界

Major floods are expected on the Yangtze River this year. In anticipation of that, the Three Gorges Reservoir is discharging water to make room for more when the flood season arrives. 22 reservoirs, including the Three Gorges now form a joint flood c

发表于:2018-12-09 / 阅读(181) / 评论(0) 分类 cctv9英语新闻2016年

今天我们要学的词是 curtail. Curtail 做为动词,有缩减的意思。Technology companies, who have traditionally adopted a hands-off policy, are now struggling to curtail online offensive speech. 传统上往往采取不干预政策的高科

发表于:2018-12-30 / 阅读(30) / 评论(0) 分类 英语单词荟萃

挥别 The Wanted,用《Glow in the Dark》照亮各自前行的路。英国男团 The Wanted 解散前最后一支MV!这也可能是他们最后一支 MV,但愿挥别的痛楚化作前行的动力,感谢你们曾经带给我们的美丽旋律,

发表于:2019-01-11 / 阅读(48) / 评论(0) 分类 舞曲狂欢

KELLY MCEVERS, HOST: It's time for some '80s. (SOUNDBITE OF TV SHOW, GLOW) BETTY GILPIN: (As Liberty Belle) I'd like to call on the power of my three favorite Americans - Ronald Reagan, Larry Bird and Jesus Christ himself. (CHEERING) MCEVERS: This is

发表于:2019-01-16 / 阅读(38) / 评论(0) 分类 2017年NPR美国国家公共电台7月

SCOTT SIMON, HOST: Sexual assault is still a major issue for the U.S. military. Reports rose 10 percent last year though there is some discussion about whether that's an increase in the number of assaults or increased willingness of troops to report

发表于:2019-01-17 / 阅读(36) / 评论(0) 分类 2018年NPR美国国家公共电台6月