单词：tetramethylpiperidines
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This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang
Scientific American(一)月
T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗
医务英语
AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals
农业与发展
TOM, TOM, THE PIPERS SON Tom, Tom, the pipers son, Stole a pig, and away he run, The pig was eat, And Tom was beat, And Tom ran crying down the street.
鹅妈妈童谣
在西方国家，pied piper（花衣魔笛手）是一个常用的政治宣传标语，这个标语的政治喻意是什么呢？让我们从下面这个古老的民间传说找寻答案吧。 传说，
英文语法词汇
10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur
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