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focal points的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:
英英釋義
名詞 focal point:
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a point of convergence of light (or other radiation) or a point from which it diverges
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a central point or locus of an infection in an organism
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the concentration of attention or energy on something
focal points的相關(guān)資料:
臨近單詞
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