单词	I/O device
释义	I/O device noun plural I/O devices computing : a peripheral that transmits input to or output from a computer's central processor … user interface I/O devices (such as monitors, keyboard, and mouse) …—Samuel A. Recine and Liv Stewart I/O devices have been something of a mystery to many working in digital video. What seems like a simple enough concept—needing a device to get video in or out of a computer—can lead to a multitude of devices with a massive number of features.—Odin Lindblom Word History First Known Use 1961, in the meaning defined above
随便看	hydracids hydracoral hydracrylate hydracrylic acid hydracrylonitrile Hydractinia hydractinian hydrae hydragogs hydragogues hydralazine hydralazines hydrangea hydrangea blue hydrangea family hydrangea pink hydrangea red Hydrangeaceae hydrangeaceaes hydrangeas hydrant hydranth hydranths hydrants hydraotes

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