单词 | ferrofluid |
释义 | fer·ro·flu·id (fĕrō-fl′ĭd) n. A liquid that consists of a colloidal suspension of ferromagnetic particles and that becomes strongly polarized in the presence of a magnetic field. Ferrofluids do not retain the polarization once the magnetic field is removed. [FERRO(MAGNETIC) + FLUID.] |
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