With reference to all such further refinements of theory, it is to be borne in mind that the perfect fluid of hydrodynamic analysis is not a merely passive inert plenum; it is also a continuum with the property that no finite internal slip or discontinuity of motion can ever arise in it through any
continuum הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד