二硝基苯吗啡

字源大挪移 Prefix - 表示数字的字首 43 di-,dicho-

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发表于:2018-12-04 / 阅读(169) / 评论(0)

英文魔法师字源大挪移

万物简史第478期:生命在前进(20)

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

发表于:2018-12-18 / 阅读(149) / 评论(0)

万物简史

SSS 2011-03-29

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

发表于:2018-12-24 / 阅读(120) / 评论(0)

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英文书摘精选有趣的事实,短嘴鳄可以再长牙齿

Fun Fact: Alligators Can Regrow Teeth 有趣的事实：短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

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不择手段背单词(739):bedizen把…装饰得过分华丽而

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发表于:2018-12-30 / 阅读(151) / 评论(0)

不择手段背单词

VOA慢速英语--Researchers Shocked at 'Pain Gap' Between Rich and Poor

From VOA Learning English, this is the Health Lifestyle report. A new study on pain management around the world has shocked researchers. The study found that many people in poor and middle-income countries suffer unimaginable pain without any help. T

发表于:2019-01-03 / 阅读(120) / 评论(0)

2017年VOA慢速英语(十一)月

英语歌曲:迈克尔.杰克逊-Morphine

迈克尔.杰克逊：Morphine Morphine 吗啡 He got flat baby 他有气无力宝贝 Kick in the back baby 背后一脚宝贝 A heart attack baby 心脏病要发作宝贝 I need your body 我需要你的身体 A hot kiss honey 热吻一个亲爱的

发表于:2019-01-03 / 阅读(105) / 评论(0)

迈克尔杰克逊经典歌曲

音乐咖啡厅:Princess Nokia - Morphine

Smash my heart in pieces it looks so good on the floor People think it's fun and games but my life is really lonely Ain't nobody that can save me ain't nobody that console me I'm an emo little boy and I want someone to hold me Got my money like a bla

发表于:2019-01-03 / 阅读(139) / 评论(0)

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麻省理工学院公开课：单变量微积分03：求导四则运算及三角函数导数

分集介绍：导数，商数，正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(366) / 评论(0)

麻省理工学院公开课：单变量微积分

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分集介绍：导数，斜率，速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(367) / 评论(0)

麻省理工学院公开课：单变量微积分

SSS 2008-04-17

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(138) / 评论(0)

Scientific American(四)月

SSS 2009-11-13

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(141) / 评论(0)

Scientific American(十一)月

英语游戏:愚蠢的香肠

[全屏观看] 点击右键- 另存为可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏，它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

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He's drugged? Yeah. 他被麻醉了吗是的 My theory is that the harness... 我的理论是脊甲 synthesizes an opiate. 合成了一种麻醉剂 Didn't show up in the autopsy. 在过去的尸检中并没体现出来 It's like nothing we've ever s

发表于:2019-01-29 / 阅读(150) / 评论(0)

陨落星辰第一季

HEALTH REPORT - New Heart Drug Shows Promise in African Amer

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(149) / 评论(0)

健康与经济

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(267) / 评论(0)

英语新闻

Breastfeeding mothers warned about painkiller use

SYDNEY, July 1 (Xinhua) -- Breastfeeding mothers should limit their use of codeine-containing painkillers to four days as they can cause harm, an Australian doctor warned on Friday. The warning is being discussed at a meeting of anesthetists in Sydne

发表于:2019-02-08 / 阅读(123) / 评论(0)

英语新闻

跟艾米莉一起学口语第458期:减弱

take the edge off....减弱 Aspirin will usually take the edge off the pain. 阿司匹林通常可以减轻疼痛。 I need a sandwich to take the edge off my appetite. 我需要一个三明治以解腹中饥。 A:How can I help you today? 我今天能

发表于:2019-02-12 / 阅读(110) / 评论(0)

跟艾米莉一起学口语

听播客学英语 139 多丽丝·莱辛

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(126) / 评论(0)

听播客学英语

【小龟乐游记】奇异人生（38）

文本： Max: I cannot believe you fell asleep so fast. How dare you. Chloe: I know you were beat down after the day with me. And Blade Runner is a pretty dreamy movie to watch at night. Uh, do you think Deckard is a replicant? Sorry, I can see you'

发表于:2019-02-27 / 阅读(195) / 评论(0)

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apertured disk

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