After earning engineering degrees and a doctorate, he invented the intermittent windshield wiper systems used on most automobiles from 1969 to the present.
2
并开始擦拭您的硬盘驱动器。
And begin to wipe your hard drive.
3
此外，要经常用防静电除尘布擦拭显示器。
And clean the monitor often with an antistatic dust cloth.
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