单词	suction
释义	English American suctionnoun [ U ] uk/ˈsʌk.ʃən/us/ˈsʌk.ʃən/ the act of removing air from a space resulting in a lower pressure in that space, either causing liquid, gases, or other substances to enter, or causing two surfaces to stick together: a suction pump Thesaurus: synonyms and related words Physical & chemical processes addition reaction adiabatic adsorb advection alpha decay condensation degradable diffraction dissolve exothermic reaction impregnate processus redox refraction rehydrate saponification scald secretion the carbon cycle vaporize See more results » suctionnoun [ U ] us/ˈsʌk·ʃən/ the process of reducing air pressure by removing air or liquid from an enclosed space, or the force created by this reduction that causes two surfaces to stick together: Cylinder vacuum cleaners work entirely by suction.
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