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单词
parallel rays
释义
parallel rays
parallel rays
[
¦par·ə‚lel ′rāz
]
(mathematics)
Two rays lying on the same line or on parallel lines.
Two rays that lie on the same line or on parallel lines, and point in the same direction.
parallel rays
par·al·lel rays
rays parallel to the axis of an optic system.
随便看
on the spur of the moment
on the square
on the square with
on the squiff
on the stand
on the starboard tack
on the stick
on the stocks
on the street
on the street(s)
lgnc
lgncr
lgncrdc
lgnd
lgnf
lgng
lgnh
lgnhl
lgnl
lgnm
lgnp
lgns
lgnt
lgnto
lgnv
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更新时间：2026/6/6 9:15:58