1. 心臟起搏器任一種通常微型化的外科移植電子裝置，用來刺激或調(diào)整心臟肌肉的收縮
   Any of several usually miniaturized and surgically implanted electronic devices used to stimulate or regulate contractions of the heart muscle.
2. 通常用半導(dǎo)體技術(shù)制作的、具有標準化尺寸的一種微型電子器件，能實現(xiàn)一種或多種電路功能。
   A tiny electronic device with standardized dimensions(usually fabricated using semiconductor techniques) capable of performing one or more functions in a circuit.
3. 這新微型計算機處理數(shù)據(jù)有多快？
   How fast does the new micro process the data?

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