| 词汇 | defocus |
| 释义 | defocus /di`fokәs/ (过去式: defocused; 过去完成式: defocused; 现在进行式: defocusing) v.t. To cause (as a beam of radiation or a lens) to deviate from an accurate focus. (使)散焦；(使)去焦。 v.i. To lose accuracy of focus. 焦距不准。 |
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