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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(230) / 评论(0)

大千世界

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发表于:2018-12-07 / 阅读(286) / 评论(0)

听广告学英语

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1723 、质量 mass 1724 、质感；质地；肌理 texture 1725 、趟门 slidingdoor 1726 、踏靴 holddownfoot 1727 、轮廓线；外形线 outline 1728 、遮光物 shade 1729 、锌 zin

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发表于:2018-12-10 / 阅读(162) / 评论(0)

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凝聚摇滚真情与独到观点的先锋劲旅U2 称霸欧洲15国冠军精选大碟中直击英国金榜TOP 5 意境凄美耐人寻味的摇滚精品歌手：U2 U2 - Electrical Storm The sea is swells like a sore head and the night it is aching Two lovers lie with no sheets on their bed and the

发表于:2018-12-14 / 阅读(226) / 评论(0)

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CNN 2010-03-21

WHITFIELD: So if you've watched your fortunes rise and fall on Wall Street, this may be only mildly shocking to you. Those big plunges in your portfolio can also take quite a toll on your health. CNN chief medical correspondent Dr. Sanjay Gupta joini

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CNN2010年(三)月

SSS 2010-05-28

This is Scientific America's Sixty-Second-Science. I am Steve Mirsky. Got a minute? Some interesting electrical activity in the clouds of ash drifting around Europe as a result of that Icelandic volcano. Models predicted that electrical charge should

发表于:2018-12-24 / 阅读(151) / 评论(0)

Scientific American(五)月

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越说越地道英语

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Urine Analyzer 尿液分析仪 blood sugar（glucose ） analyzer血糖分析仪 test strip 测试条 reagent 试剂 Semi-automatic Biochemical Analyzer半自动生化分析仪 Automatic Blood Cell Analyzer全自动血细胞分析仪 Urine sediments

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医学英语

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发表于:2019-01-10 / 阅读(348) / 评论(0)

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[0:0]efficiency效率,功效 [0:12.1950]elaborate elastic elbow elderly精心计划的,详尽的橡皮图,松紧带肘,肘部较老的,年长的 [1:2.6076]elect electrical electron选举,推选电的,电气科学的电子 [1:41.1372]electronic elegant element elementary [2:36.2790]el

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闭着眼睛飘单词四级词汇

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在一次电击事故中失去四肢的法国42岁男子菲利普?克鲁瓦松日前成功横渡英吉利海峡，用时仅13.5小时，比之前预想的24小时快了很多。克鲁瓦松于当地时间周六早晨8点之前在英国南部的福克斯

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阅读空间

US Doctors Perform Full-Face Transplant

Doctors at a hospital in the eastern city of Boston have performed the first full-face transplant(移植) in the United States on a man who lost most of his face in a crippling electrical accident. In a 15-hour surgery performed last week, patient Da

发表于:2019-02-04 / 阅读(219) / 评论(0)

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英文语法词汇

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发表于:2019-02-15 / 阅读(147) / 评论(0)

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后角 clearance angle 龙门刨削 planing 主轴 spindle 主轴箱 headstock 卡盘 chuck 加工中心 machining center 车刀 lathe tool 车床 lathe 钻削镗削 bore 车削 turning 磨床 grinder 基准 benchmark 钳工 locksmith 锻 forge 压模

发表于:2019-02-18 / 阅读(194) / 评论(0)

实用英语

【听听测测】Model Test 9

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学英语单词

active laser medium

afts.

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almandine ruby

animal injury protection

arisaema ringeus schott.

as easy asABC

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