“Acalyptreatae”的概念、定义、翻译、参考文献-科学参考

单词	Acalyptreatae
释义	Acalyptreatae [¦ā·kǝ·lip`trē·ǝ´dē] ^{INVERTEBRATE ZOOLOGY} A large group of small, two-winged flies in the suborder Cyclorrhapha characterized by small or rudimentary calypters. Also spelled Acalyptratae.
随便看	negative pole negative potential negative pressure negative principal planes negative principal point negative rain negative rake negative regulator negative resistance negative-resistance device negative-resistance oscillator negative-resistance repeater negative series negative shoreline negative skewness negative staining negative temperature negative temperature coefficient negative terminal negative thermion negative-transconductance oscillator negative transfer negative transmission negative with respect to a measure negative work

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