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rayfin fish
释义
rayfin fish
[`rā´fin ´fish]
VERTEBRATE ZOOLOGY
The common name for members of the Actinopterygii.
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riveting
riveting hammer
riveting stake
rivet pitch
rivet weld
riving
rivulet
rivulose
RJE
RK galaxy
R magnitude
R meson
R meter
R Monocerotis
rms value
Rn
RNA
RNAV
RN galaxy
RO
roach
road
roadbed
road capacity
road grade
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