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back focus
释义
WordReference Random House Unabridged Dictionary of American English © 2024
back
′
fo′cus,
[
Photog.
]
Photography
the distance between the back surface of a lens and the focal plane when the lens is focused at infinity.
1895–1900
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indusial
indusiate
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industrial
industrial action
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industrialise
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industrialize
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更新时间:2025/11/21 0:26:44