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pectoral fin
释义
pectoral fin
n.
Either of the anterior pair of fins attached to the pectoral girdle of fishes, corresponding to the forelimbs of other vertebrates.
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drywell
Ds
DS
DSC
DSL
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D-s meson
DSO
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Dt
DT
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DTP vaccine
DTs
DT's
dTTP
Du.
duad
dual
Duala
Duala
dual-energy x-ray absorptiometry
dualism
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更新时间:2025/9/13 18:56:28