沃科巴统

SSS 2008-07-16

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. In 2005 two scientists won a Nobel Prize for discovering that a bacterium called Helicobacter pylori causes most stomach ulcers. One of them even chugged a

发表于:2019-01-08 / 阅读(136) / 评论(0)

Scientific American(七)月

VOA标准英语10月-Environmentalists Blast Ivorian Toxic Waste Court

A court in the Ivory Coast has sentenced two men to prison terms for dumping toxic waste that killed 17 people two years ago in Abidjan. But activists are criticizing the case because the trading company that transported the waste was not prosecuted

发表于:2019-01-10 / 阅读(168) / 评论(0)

VOA标准英语2008年（十月）

VOA标准英语2008年-Darfurian Refugees in CAR Receive Welcome in Vi

A group of Darfurian refugees who recently fled the war in Sudan have gathered across the border in the northern Central African Republic. But rather than living in a displacement camp as is usually the case for refugees, they live on their own, in

发表于:2019-01-13 / 阅读(179) / 评论(0)

VOA标准英语2008年（八月）

VOA标准英语2010年-Ivorian PM Soro to Announce New Govern

Ivorian Prime Minister Guillaume Soro (R) and President Laurent Gbagbo (L), 15 September 2009 (file photo) Ivorian Prime Minister Guillaume Soro is expected to announce a new government this week, and Ivorian opposition leaders continue to call for t

发表于:2019-01-13 / 阅读(187) / 评论(0)

VOA标准英语2010年(二月)

2006年VOA标准英语-Ivorian Fans Hope for German Visas Ahead o

By Nico Colombant Abidjan 06 June 2006 Days before their football team's first-ever game in the World Cup, many Ivorian fans are still waiting for visas to support their side in Germany. -------------

发表于:2019-01-31 / 阅读(208) / 评论(0)

2006年VOA标准英语（六月）

VOA常速英语2007年-Ivorian President Embarks on Reconciliation Tri

By Nico Colombant Dakar 28 November 2007 Ivorian President Laurent Gbagbo has embarked on a planned multi-city three-day trip to the rebel-held north in Ivory Coast, following an agreement with rebel leader turned Prime Minister Guillaume Soro to hol

发表于:2019-01-31 / 阅读(177) / 评论(0)

VOA常速英语2007年（十一月）

2007年VOA标准英语-Five Years Into Ivorian Conflict, International

By Phillip Wellman Dakar 19 September 2007 United Nations peacekeepers and French rapid reaction forces are gradually pulling back from front lines of the Ivory Coast conflict, giving more of a role to Ivorian forces, five years after the conflict be

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2007年VOA标准英语（九月）

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 06

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加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 05

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加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 04

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加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 03

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发表于:2019-02-11 / 阅读(160) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 02

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发表于:2019-02-11 / 阅读(157) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 01

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发表于:2019-02-11 / 阅读(163) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 11

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发表于:2019-02-11 / 阅读(176) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 12

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发表于:2019-02-11 / 阅读(163) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 10

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发表于:2019-02-11 / 阅读(164) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 09

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发表于:2019-02-11 / 阅读(179) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 08

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发表于:2019-02-11 / 阅读(167) / 评论(0)

加州英语分级G6

加州英语分级G6 Achievements in Health Annie Dodge Wauneka 07

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发表于:2019-02-11 / 阅读(186) / 评论(0)

加州英语分级G6

Ivorian Refugees Threatened By Disease Outbreaks

The UN Children's Fund warns thousands of Ivorian refugees（难民,逃难者）, who have fled to Liberia, are threatened by disease outbreaks. UNICEF says cramped living conditions are increasing health and protection risks for children and women.

发表于:2019-02-14 / 阅读(154) / 评论(0)

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achromatic lesion gap

an exclusive right

Apidium

as neat as wax

boiling point-gravity constant

Borrman effect

bottom connecting rod