短句聽寫:石油泄露
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Gulf Coast
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科學(xué)60秒:蝴蝶翅膀的秘密
【全文聽寫】Hints:University of Cambridge Indonesianswallowtailshimmering Nature NanotechnologyCounterfeiters and money minters constantly try to outsmart each other. But money could become much...
科學(xué)60秒:分解水的細菌
【全文聽寫】 Hints: MIT Angela Belcher M13 catalyst-iridium porphyrins Nature Nanotechnology H2One main goal in the renewable energy field is to find an efficient, inexpensive way to spl
短句聽寫:怕迷路需謹慎
短句聽寫 hints: Sylvia TonySylvia and Tony got terribly lost the last time they went hiking, so this time they played it safe and did not walk too far from their home.席薇亞和湯尼上次去健行時迷...
短句聽寫:全球童工報道
短句聽寫 hints: International Labor Organization Global Report Child LaborA week earlier, the International Labor Organization released its third Global Report on Child Labor.一周以前,國際勞工組...