请输入您要查询的英语单词:
单词
only when
释义
only when
[ˈəunli hwen]
1777
freq.
1509
dict.
102
cmpt.
511
spoken
305
[网络]
只有当;除非;只有当…才能
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optical scanning system
optical scanning unit
optical scattering
optical scattering by dispersive media
optical scattering by nonhomogeneous media
optical scattering by rough surfaces
optical scattering coefficient
optical scattering law
optical scattering region
optical scrambler
optical screen
optical screen reader
optical scribing machine
optical search
optical search mode
optical second harmonic generation
optical section
optical sectioning
optical sectioning microscopy
optical seeker
optical selection rule
optical self-focusing
optical self-routing
optical sensibilization
optical sensing
英汉翻译词典包含4368284条英汉汉英翻译词条,基本涵盖了全部常用英语单词及常用语的翻译及用法,是英语学习的有利工具。
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更新时间:2026/6/7 10:24:19