词源 |
extrusion n."the act of extruding; a thrusting or driving out, expulsion," 1530s, formed as a noun of action from past-participle stem of extrudere, from ex "out, out of" (see ex-) + trudere "to thrust, push," from PIE *treud- "to press, push, squeeze" (see threat). updated on April 27, 2020 |