甲氧苯海拉明,4-甲氧基苯海拉明

Nalini Nadkarni:监狱中的生命(与)科学 30

Nalini Nadkarni挑战我们对于树木及监狱的传统观点，她认为这两者都比我们所想得更具活力。经由与华盛顿州政府的合作，她将科学课程及保育计划引进给受刑囚犯，并得到超乎预期的效果。

发表于:2018-12-09 / 阅读(47) / 评论(0)

TED公开课:罪与罚

OxyContin Warning

86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson （Start at 1'02

发表于:2019-01-02 / 阅读(78) / 评论(0)

科技之光

ENVIRONMENT REPORT - Tornadoes

ENVIRONMENT REPORT – June 7, 2002: Tornadoes By Jill Moss This is the VOA Special English Environment Report. Every year in the United States people watch for dangerous windstorms called tornadoes.

发表于:2019-01-30 / 阅读(69) / 评论(0)

健康与环境

VOA标准英语2010年-Meth Still Grips, But Doesn't Strangle

Raw anti-drug campaign awakens state Ted Landphair | Missoula, Montana 04 February 2010 Photo: Montana Meth Project Adults across Montana were frightened by what they were seeing. Some hardly recognized their meth-addled teenagers. Related Links Mont

发表于:2019-02-02 / 阅读(54) / 评论(0)

VOA标准英语2010年(二月)

英语博客(A cup of English):Vaccines for Foxy.

Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in

发表于:2019-02-07 / 阅读(72) / 评论(0)

英语博客 A cup of English

环球英语 — 181：Crystal Meth: A Drug Problem

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. A small candle burns. It re

发表于:2019-02-21 / 阅读(67) / 评论(0)

环球英语 Spotlight

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学英语单词

abdominal exercise

acetoacetyl-CoA

adaptation to short-day region

anthropogenic mellowing of soil

bookkeeping typewriter

bourette silk card