释义 |
ex·tru·sion \ikˈstrüzhən, ek-\ noun (-s) Etymology: Medieval Latin extrusion-, extrusio, from Latin extrusus (past participle of extrudere) + -ion-, -io -ion 1. a. : the act or process of extruding b. : the fact of being extruded : subjection to the act or process of extruding 2. a. : an article or product (as of metal, plastic, rubber) made by the process of extruding b. : something (as lava or mud) forced out (as through a fissure) upon the earth's surface |