喷替酸钙钠,五醋三胺钙钠,二乙撑三胺戊乙酸钠钙

各国名人英文介绍-Lewis Hamilton

Lewis Hamilton was born in England in 1985. He was named after American sprint champion Carl Lewis, so he was associated with speed even from when he was a baby. Perhaps it came as no surprise that Lewis got into racing of some sort. He won the Formu

发表于:2019-01-01 / 阅读(127) / 评论(0)

各国名人英文介绍

AMERICAN MOSAIC - Question About American Families / Folk an

AMERICAN MOSAIC -August 16, 2002: Question About American Families / Folk and Blues Music / Washington's Spy Museum HOST: Welcome to AMERICAN MOSAIC — VOA’s radio magazine in Special English. (THE

发表于:2019-01-06 / 阅读(79) / 评论(0)

American Mosaic

2007年VOA标准英语-Tamil Tiger Rebels Mount Second Air Strike in S

By Anjana Pasricha New Delhi 24 April 2007 In Sri Lanka, Tamil Tiger rebels have mounted an air strike against a key government military base, killing at least six soldiers. As Anjana Pasricha reports from New Delhi, it is the second air strike by th

发表于:2019-01-06 / 阅读(64) / 评论(0)

2007年VOA标准英语（四月）

SSS 2008-02-01

This is Scientific Americans' 60-Second Science. I am Cynthia Graber. This'll just take a minute. Air pollution is bad for our health, but scientists say we don't know much about the long-term effects. So researchers in Canada and the Netherlands dec

发表于:2019-01-08 / 阅读(46) / 评论(0)

Scientific American(二)月

2007年VOA标准英语-One of World's Smallest Premature Babies Goes H

By Melinda Smith Washington 22 February 2007 watch Tiny Baby report Baby Amillia Sonja Taylor finally left the hospital in Florida yesterday. Doctors gave clearance after deciding she was healthy enough to survive with just her parents' care. VOA's

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2007年VOA标准英语（二月）

VOA标准英语2009年-Tamil Tigers Bomb Sri Lankan Capital

Sri Lankan military officials say Tamil rebels carried out an aerial bombing raid in the capital of Colombo late Friday. A military spokesman said that shortly after the bombing, Sri Lanka's air force chased two rebel light aircraft and shot down on

发表于:2019-01-13 / 阅读(37) / 评论(0)

VOA标准英语2009年(二月)

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学英语单词

adjugacy set

adjustable potential offset

automatic gain control equipment

beam width constant

bilgram valve diagram