negative

negative - definition of negative by The Free Dictionary 水管書架neg·a·tive (nĕg′ə-tĭv) adj. 1. a. Expressing, containing, or consisting of a negation, refusal, or denial: gave a negative answer to our request. b. Indicating opposition or resistance: a negative reaction to the new advertising campaign. 2. Lacking posit...

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Gram-negative bacteria - Wikipedia, the free encyclopedia 請記住華盛頓在講實話時,手上正握著斧頭...Gram-negative bacteria are a class of bacteria that do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation,[1] making positive identification possible. The thin peptidoglycan layer of their cell wall is sandwi...

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French Negative Adverbs - Adverbes négatifs 「爺爺和花輪...你們在幹什麼...」Learn to use French negative adverbs like ne pas, ne jamais, and ne plus. ... Making sentences negative in French is a bit different than in English, due to the two-part negative adverb and the sometimes difficult issue of placement....

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Quantum gas goes below absolute zero : Nature News & Comment   只不過這顆球大概飛了將近三個小時才進籃XDIt may sound less likely than hell freezing over, but physicists have created an atomic gas with a sub-absolute-zero temperature for the first time 1. Their technique opens the door to generating negative-Kelvin materials and new quantum devices, and it c...

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