A new scalpel-microwave knife is described in this paper.
本文描述了一种新的手术刀——微波手术刀。
This type of ball pen is used as a knife for cutting paper by teenagers.
这款圆珠笔被青少年当作小刀用来裁纸。
The safety screw is one of the most important parts of the paper knife.
切纸刀保护螺栓是切纸刀的关键保护部件。
The blade of the paper knife of the utility model is convenient to change.
本实用新型的割纸刀可方便地更换刀片。
The blade of the paper knife of the utility model is convenient to change.
本实用新型的割纸刀可方便地更换刀片。
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