请输入您要查询的英语单词:
单词
secret service
释义
secret service
[ˈsi:krit ˈsɜːvɪs]
freq.
287
dict.
19
cmpt.
1
spoken
249
n.
(政府的)特工部门
[网络]
特勤局;美国特勤局;特勤处
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refractive index distribution
refractive index ellipsoid
refractive indexes
refractive index factor
refractive index increment
refractive index index
refractive index inhomogeneity
refractive index lightguides
refractive index liquid
refractive index liquids
refractive index matching material
refractive index modulation
refractive index normalized difference
refractive index of an oil
refractive index of liquid
refractive index of sea water
refractive index phase grating
refractive index profile
refractive-index profile
refractive index profile coefficient
refractive index profile measurement
refractive index profiling
refractive index, refr ind
refractive index sellmeier equation
refractive index table
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更新时间:2026/8/15 12:31:39