Scientists study dolphins' 'happiness' 科学家评估圈养宽吻海豚的“幸福”程度
有些科学家研究植物。
Ocean scientists study the chemical make-up of the ocean, weather patterns, the geography of the ocean floor, and many other areas.
海洋科学家研究海洋的化学成分、气候模式、海底地貌以及许多其他领域。
科学家研究什么呢?
Scientists study pieces of glacier to understand weather patterns from thousands of years ago.
VOA: special.2009.04.22
Even while Aristotle may deny that there is a single method appropriate to the study of politics he proposes a set of common questions that political scientists have to address.
且总是时有变迁,虽然亚里士多德,可能否定有单一方法适合研究政治,但他却也提出一套通用的问题,政治科学家必需加以探讨。
It loans the animals to zoos in the U.S.and other countries to raise awareness of the endangered animals, and to help scientists study them.
VOA: standard.2010.02.02
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