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单词
focal length
释义
focal length
noun
countable
physics
UK
Word Forms
singular
focal length
plural
focal lengths
DEFINITIONS
1
1
the distance from the centre of a
lens
or mirror to its focal point
Synonyms and related words
Terms in Physics
centre of gravity
density
focal length
focal length
noun
countable
physics
US
Word Forms
singular
focal length
plural
focal lengths
DEFINITIONS
1
1
the distance from the center of a
lens
or mirror to its focal point
Synonyms and related words
Terms in Physics
density
focal length
focal point
随便看
no longer
nomad
nomadic
nomadicity
no-man’s-land
no matter how/where/what etc
no matter how/where/what etc.
nom de guerre
nom de plume
nomenclatural
nomenclature
nominal
nominal damages
nominal group
nominalise
nominalize
nominally
nominate
nomination
nominative
nominative determinism
nominee
no mistake
nomophobia
no more
英语词典包含67175条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
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更新时间：2026/5/23 0:13:42