Whether using a standard knife or disposable blade can get a good slice.

无论使用标准切片刀或一次性刀片均可获得理想的切片。

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A few years of metallurgy experimentation later, the disposable-blade safety razor was born.

经过了几年的试验，使用抛弃型刀片的安全剃刀问世了。

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The writings were on a yellow legal pad found underneath Keyes, who slit his wrist Dec. 2 in his Anchorage jail cell using the blade of a disposable razor that he had embedded in a pencil.

WSJ: Alaska killer's writings include disturbing poetry