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spawning migration (鱼的)
spay
spaying instrument
SPC automatic message switching equipment
SPC digital toll exchange
SPC exchange
SPC telephone exchange
SPC telex exchange
speader
speak
speak-back circuit
speaker
speaker baffle
speaker box
speaker cabinet
speaker cone
speaker-dependent
speaker diaphragm
speaker directivity index
speaker efficiency
speaker enclosure
speaker frame
speaker identification
speaker impedance
speaker-microphone
科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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