mica

n [U] transparent mineral easily divided into thin layers, used as an electrical insulator, etc 云母.

mew, Mew Jersey, mews, Mexican, Mexico, mezzanine, mezzo, mezzo-soprano, mezzotint, MF, mg, Mgr, MHz, mi, mi (also me), MI5, MI6, Miami, miaow, miasma, mice, Michaelmas, Michaelmas daisy, Michigan, mick, mickey, micro, micro-, micro-electronics, micro-organism, microbe, microbiologist, microbiology, microcassette, microchip, microcomputer, microcosm, microdot, microeconomics, microelectronics,