| 单词 | half-word I/O buffer | 
| 释义 | half-word I/O buffer [`haf ´wǝrd ¦ī ¦ō ´bǝf·ǝr]  COMPUTER SCIENCE A buffer, the upper half being used to store the upper half of a word for both input and output characters, the lower half of the buffer being used for purposes such as the storage of constants.  | 
	
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