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硝酸磷酸钾

Jarrett Krosoczka:为什么食堂大妈是英雄

童书作家 Jarrett Krosoczka 分享了食堂大妈漫画书系列的灵感来源。漫画中食堂大妈暗中充当校园英雄的角色并且伸张正义。他的新项目校园食堂英雄日是关于让食堂工作人员意思到他们不仅为学

发表于:2018-12-09 / 阅读(150) / 评论(0)

TED公开课:会心一笑

Identity Thieves’ New Ploy: Pharming

Identity Thieves’ New Ploy: Pharming 2 How do people pharm? Pharming scams take a few different forms: Attackers could use malicious code, such as a virus, planted on a user’s PC to track keystrok

发表于:2018-12-19 / 阅读(256) / 评论(0)

彭蒙惠英语

SSS 2008-04-23

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this will just take a minute. Shakespeare once said: A rose by any other name would smell as sweet. And that is true today as it was 400 years ago. What's different now, though, is th

发表于:2018-12-24 / 阅读(179) / 评论(0)

Scientific American(四)月

英语博客：Xephos and Honeydew, in Minecraft.

This title is the kind that gets attention, isn't it? I first heard about these two characters a few days ago. My three boys play an on-line game called Minecraft. It's actually quite fabulous. It is an unending arena, where you can discover and crea

发表于:2019-01-01 / 阅读(170) / 评论(0)

英语博客 A cup of English

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(401) / 评论(0)

麻省理工学院公开课：单变量微积分

麻省理工学院公开课：单变量微积分01：导数和变化率

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(402) / 评论(0)

麻省理工学院公开课：单变量微积分

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

发表于:2019-01-08 / 阅读(252) / 评论(0)

英语对接游戏

VOA标准英语2010年-BP Well Capped, Gulf Oil Cleanup Conti

The Macondo well operated by BP in the Gulf of Mexico has now been capped with a star adornment that commemorates the 11 people killed when the rig operating on the water surface above the site exploded on April 20. Clean-up efforts continue, though,

发表于:2019-01-14 / 阅读(185) / 评论(0)

VOA标准英语2010年(十一)月

Scolari hints at Kaka recall

RIO DE JANEIRO, Feb. 28 (Xinhua) -- Brazil coach Luiz Felipe Scolari has hinted at an international recall for former FIFA world player of the year Kaka by promising changes to his squad for upcoming friendlies against Italy and Russia. Kaka was abse

发表于:2019-01-19 / 阅读(119) / 评论(0)

英语新闻

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(186) / 评论(0)

健康与经济

Kaka linked with Corinthians move

RIO DE JANEIRO, Nov. 28 (Xinhua) -- Real Madrid midfielder Kaka is reportedly set for a move to Brazil's Corinthians in the January transfer window. The Spanish giants are prepared to offload the 30-year-old to meet the new salary demands of Cristian

发表于:2019-02-01 / 阅读(149) / 评论(0)

英语新闻

There is more to come from me, vows Kaka

NEW JERSEY, Nov. 12 (Xinhua) -- Brazil midfielder Kaka said he is yet to re-establish himself in Mano Menezes' team despite a goalscoring return to international football last month. The 30-year-old was on target in both of Brazil's friendly victorie

发表于:2019-02-01 / 阅读(170) / 评论(0)

英语新闻

英语杂谈：51 The One With George Stephanopoulos

[Scene: Central Perk, everyone is there except Joey.] Monica: Alright. Phoebe? Phoebe: Okay, okay. If I were omnipotent for a day, I would want, um, world peace, no more hunger, good things for the rain-forest...And bigger boobs! Ross: Yeah, see.. yo

发表于:2019-02-04 / 阅读(180) / 评论(0)

英语杂谈

Ganso could be out until 2013, says physio

Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf

发表于:2019-02-06 / 阅读(219) / 评论(0)

英语新闻

Kaka is my idol: Neymar

Kaka is my idol: Neymar WROCLAW, Oct. 8 (Xinhua) -- Brazil international striker Neymar admitted on Monday his excitement at the prospect of playing alongside Real Madrid playmaker Kaka for the first time. The Brazil squad gathered in Wroclaw, Poland

发表于:2019-02-08 / 阅读(170) / 评论(0)

英语新闻

Milan want to loan back Kaka

ROME, Aug. 26 (Xinhua) -- AC Milan vice-president Adriano Galliani has warned Real Madrid that they only want to take back Kaka on loan instead of permanent basis. The Madrid side are believed to be eager to remove the Brazilian player from their pay

发表于:2019-02-08 / 阅读(215) / 评论(0)

英语新闻

Kaka to miss Real's league match against Valencia

MADRID, Nov. 18 (Xinhua) -- Spanish soccer league giant Real Madrid manager Jose Mourinho's coaching assistant Aitor Karanka said on Friday that Brazilian star Kaka will miss Real's match against Valencia on Saturday. Kaka just returned to training l

发表于:2019-02-18 / 阅读(126) / 评论(0)

英语新闻

AC Milan plan to loan back Kaka

MILAN, Jan. 17 (Xinhua) -- Serie A giants Milan confirmed on Thursday that they are talking with Real Madrid about a possible January move for Kaka. The club's own TV station, Milan Channel, have revealed that the two clubs are discussing the possibi

发表于:2019-02-18 / 阅读(176) / 评论(0)

英语新闻

AC Milan seeks Kaka-Ibrahimovic swap

RIO DE JANEIRO, June 18 (Xinhua) -- AC Milan is reportedly negotiating the return of Brazilian star Kaka to the San Siro in a deal that could reunite striker Zlatan Ibrahimovic with Jose Mourinho at Real Madrid. The Rossoneri has sought talks with Ka

发表于:2019-02-18 / 阅读(191) / 评论(0)

英语新闻

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(144) / 评论(0)

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aspidistra attenuata hay.

Aulacophora femoralis