名词
中文翻译：视力
同义词：
['sight', 'sightseeing', 'perspective']
例句：
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1. Thedoctor advised him to have regular vision tests.
医生建议他定期进行视力检查。
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2.She had a great vision of the future.
她对未来有着美好的憧憬。
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3. The scientist's research has greatly expanded our understanding of the universe.
科学家的研究极大地拓展了我们对宇宙的理解。