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问题陈述（Problem Statement）定义及结构

最近有同学问 problem statement 和 literature review 到底有什么不同。那我们今天就来看看到底什么problem statement 和它的基本结构。 一般来说，问题陈述（Problem Statement）是把目前你要研究领域存在的问题，并解释为什么这很重要。 一个好的问题陈述它是一个很好和 ...
搜狐

【英语课堂】"What's the problem?" 不是在问 “有什么问题”，人家在骂 ...

problem=问题，"What's the problem?" 很容易被理解成“有什么问题吗？” 然而它却有另外一层不为人知的含义... "What's the problem"除了用来表达“怎么了；什么事；有什么问题”，在口语中，它还能用在与人发生歧义或者矛盾时用，意思是“你有什么毛病”。你也可以用 ...
中国日报网

Everglades National Park–one of the world's great biological wonders

From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. I’m Faith Lapidus. And I’m Shirley Griffith. This week, we tell about Everglades National Park in the American state of ...
中国日报网

Everglades National Park–one of the world's great biological wonders

From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. I’m Faith Lapidus. And I’m Shirley Griffith. This week, we tell about Everglades National Park in the American state of ...
新浪网

Are pythons invading the Everglades?

Burmese pythons are one of the most popular animals in the global pet trade. But many pet owners who purchase these colorful, non-venomous snakes quickly realize that they have more pet than they ...