| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024mi•ca /ˈmaɪkə/USA pronunciation n. [uncountable]- Mineralogya mineral that can be easily separated into thin transparent sheets.
WordReference Random House Unabridged Dictionary of American English © 2024mi•ca (mī′kə),USA pronunciation n. - Mineralogyany member of a group of minerals, hydrous silicates of aluminum with other bases, chiefly potassium, magnesium, iron, and lithium, that separate readily into thin, tough, often transparent, and usually elastic laminae;
isinglass.
- Latin mīca crumb, morsel, grain
- 1700–10
Collins Concise English Dictionary © HarperCollins Publishers:: mica /ˈmaɪkə/ n - any of a group of lustrous rock-forming minerals consisting of hydrous silicates of aluminium, potassium, etc, in monoclinic crystalline form, occurring in igneous and metamorphic rock. Because of their resistance to electricity and heat they are used as dielectrics, in heating elements, etc
Etymology: 18th Century: from Latin: grain, morselmicaceous /maɪˈkeɪʃəs/ adj |