Dreye權威釋義 | focal point

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focal point

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權威釋義

ph.

焦點

辨析

同義參見:

centre highlight

以上來源於：《英漢大辭典》

n.

the point at which rays or waves meet after reflection or refraction, or the point from which diverging rays or waves appear to proceed.
the centre of interest or activity.

以上來源於：《簡明牛津英語詞典》