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单词	hypergolic
释义	hypergolic adjective hy·​per·​gol·​ic ˌhī-pər-ˈgä-lik  1 : igniting upon contact of components without external aid (such as a spark) 2 : of, relating to, or using hypergolic fuel hypergolically ˌhī-pər-ˈgä-li-k(ə-)lē  adverb Example Sentences Recent Examples on the Web Lasting about 2 minutes and 40 seconds, the video shows instances where Pythom employees appear to be handling the Eiger rocket and its hypergolic propellants with less than industry-standard care. Eric Berger, Ars Technica, 15 Apr. 2022 Jiuquan currently only handles launches of older hypergolic Long March rockets and solid rockets, necessitating a new complex. Eric Berger, Ars Technica, 21 Jan. 2022 Unlike its predecessor, the Titan II used hypergolic propellant, with fuel and oxidizer stored in the missile—at room temperature—and mixed to launch almost instantaneously. Vince Guerrieri, Popular Mechanics, 18 Sep. 2020 Word History Etymology German Hypergol a hypergolic fuel, probably from hyper- + erg- + -ol (hydrocarbon) First Known Use 1947, in the meaning defined at sense 1
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