单词:planktologist
单词:planktologist 相关文章
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This is Scientific American's 60-Second Science, I am Karen Hopkin. This'll just take a minute. Biologists, traditionally track migrations by tagging animals with devices that allow their movements to be monitored. But Homo sapiens can't be fitted wi
By Carol Pearson Washington, DC 08 November 2006 watch Heart Stent report Heart stents are lifesaving medical devices that help prevent heart attacks. Most of these stents are coated with various drugs, but mounting data suggest drug-coated stents c
今天我们要学的词是walk the plank。 To walk the plank, 意思是被迫离任,走人。Several people had to walk the plank because of the discrimination case, 歧视诉讼案让好几个人被迫离职。The mayor was forced to walk the
今天我们要学的词是walk the plank。 To walk the plank, 意思是被迫离任,走人。Several people had to walk the plank because of the discrimination case, 歧视诉讼案让好几个人被迫离职。The mayor was forced to walk the