| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024schlie•ren (shlēr′ən),USA pronunciation n. (used with a pl. v.) - Rocks[Petrog.]streaks or irregularly shaped masses in an igneous rock that differ in texture or composition from the main mass.
- Physicsthe visible streaks in a turbulent, transparent fluid, each streak being a region that has a density and index of refraction differing from that of the greater part of the fluid.
- German, plural of Schliere streak
- 1885–90
Collins Concise English Dictionary © HarperCollins Publishers:: schlieren /ˈʃlɪərən/ n - visible streaks produced in a transparent medium as a result of variations in the medium's density leading to variations in refractive index. They can be recorded by flash photography (schlieren photography)
- streaks or platelike masses of mineral in a rock mass, that differ in texture or composition from the main mass
Etymology: German, plural of Schliere streak |