形容词
中文翻译：知识丰富的
同义词：
['well-informed', 'informed', 'well-informed about']
例句：
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1. She is well-informed about the latest developments in her field.
她对她领域内的最新发展了如指掌。
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2. The journalist was well-informed about the political situation in the country.
这位记者对该国的政治形势了如指掌。
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3. The expert's well-informed opinion on the matter has been widely discussed.
这位专家对此事的深入见解已经广泛讨论。