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单词
light ray
释义
light ray
light ray
[
′līt ‚rā
]
(optics)
A beam of light having a small cross section.
随便看
y-delta transformation
ydepp
yder
ydf
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ydfc
ydfda
ydfl
ydg
ydgla
ydh
ydhi
ydhr
ydhs
ydhtbarstwto
ydi
ydic
ydieh
ydigoras fuentes, miguel
ydip
ydis
ydiw
ydk
ydkdy
ydkj
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更新时间:2026/7/1 14:59:23