“parakeet”的概念、定义、翻译、参考文献-科学参考

单词	parakeet
释义	parakeet [`par·ǝ´kēt] ^{VERTEBRATE ZOOLOGY} Any of various small, slender species of parrots with long tails in the family Psittacidae.
随便看	switching site switching substation switching surface switching system switching theory switching-through relay switching time switching transistor switching trunk switching tube switch jack switchman switch-over travel switch plate switch pretravel switch register switch room switch selectable addressing switch train swivel swivel block swivel coupling swivel gun swivel head swivel hook

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。