| 单词 | 使集中于 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔focus〕To render (an object or image) in clear outline or sharp detail by adjustment of one's vision or an optical device; bring into focus.使集中于焦点：通过调节视力或光学仪器使（一物体或图象）外缘清晰或细节分明；调焦美国传统〔polarize〕To cause to concentrate about two conflicting or contrasting positions.使分裂，使分化：使集中于两个相互冲突或相对的位置美国传统 |
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