介词短语
中文翻译：在抽象的层面上
同义词：
['on the abstract level', 'in the abstract']
例句：
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1.The author's main argument is that we should not judge a book by its cover.
作者的主要论点是，我们不应该以貌取人。
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2. In the abstract, it seems like a good idea to save money by eating out less.
从抽象的角度来看，通过少吃来省钱似乎是个好主意。
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3.The company's strategy is to focus on innovation in the abstract rather than on specific products.
该公司的战略是关注创新而不是具体的产品。