“Pristidae”的概念、定义、翻译、参考文献-科学参考

单词	Pristidae
释义	Pristidae [`pris·tǝ´dē] ^{VERTEBRATE ZOOLOGY} The sawfishes, a family of modern sharks belonging to the batoid group.
随便看	frenum frequency frequency agility frequency allocation frequency analysis frequency analyzer frequency-azimuth intensity frequency band frequency bridge frequency carrier system frequency changer frequency-changer station frequency characteristic frequency coding frequency compensation frequency conversion frequency converter frequency counter frequency curve frequency cutoff frequency-dependent selection frequency deviation frequency discriminator frequency distortion frequency distribution

科学参考收录了103327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。