名詞 microelectronics:

1. the branch of electronics that deals with miniature components

1. Microelectronic circuits in which the passive components and their metallic interconnections are formed directly on an insulating substrate and the active semiconductor devices(usually in wafer form) are added subsequently.
   一種微電子電路器件，其中的無源元件及內(nèi)部金屬連線直接在絕緣襯底上形成，然后再加上有源半導(dǎo)體器件(通常以大圓片形式給出)。

mi.cro.e.lec.tron.ics

n.(used with a sing. verb)（名詞）（與單數(shù)動(dòng)詞連用）
The branch of electronics that deals with miniature components.
微電子學(xué)：研究微小器件的電子學(xué)分支

【引伸】
mi.croelectron.ic
adj.（形容詞）