paper knife

英 [ˈpeɪpə(r) naɪf]

美 [ˈpeɪpər naɪf]

n.  裁纸刀

柯林斯词典

• 裁纸刀
  Apaper knifeis a tool shaped like a knife, which is used for opening envelopes.

英英释义

noun

• dull knife used to cut open the envelopes in which letters are mailed or to slit uncut pages of books
  Synonym:letter openerpaperknife

双语例句

• This paper introduces two methods of nondestructive testing mechanism for controlling strip shear knife quality in spiral welded pipe.
  简述了控制螺旋焊管钢带剪刃质量的两种无损探伤方法的探伤机理。
• While we sluice, the manager played with a carved paper knife.
  我们讲话时，经理漫不经心地摆弄着一把雕花裁纸小刀。
• The paper knife with infrared display has the advantages that the position of the paper knife is displayed, so files or photos can not be cut slantways in cutting.
  本实用新型一种带红外线显示的切纸刀的有益效果是显示切刀的位置，在切裁时不会将文件或照片切斜。
• In this paper, the parameters of the cylinder-type forage cutterhead with straight knife edge is analysed, the mathematical formulas concerned have been derived. The cutterhead ZC-1.0 is discussed as an example.
  本文对直刀刃滚刀式饲草切碎器的参数进行了分析，推导出了有关数学式，以ZC-1.0型切碎器为例作出了评论；
• In this paper, the developing process, on hydraulic copying knife edge grinder was expounded.
  本文阐述了液压仿形刃口磨床研制的全过程，针对原有设备存在的缺陷，提出设计改装方案，进而付诸实施、取得结果。
• The Design and Simulation for The Safety Screw of Paper Knife
  切纸刀保护螺栓计算机仿真设计与分析
• Objective: The paper puts forward the proposals for ensuring quality of the Leksell Gamma Knife ( LGK) stereotactic radiosurgery ( SRS) by measuring and analyzing the errors of LGK in singular process.
  目的：本文通过测量和分析伽玛刀立体定向放射外科过程中靶点位置误差，提出保证伽玛刀治疗质量的建议。
• 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。
• Light inductor helps Intellectual machine to check the paper, no paper no working and vice versa while it also can lessen knife abrasion and correct cutting.
  感应型设有光感检测纸张，有纸工作，减少刀片的磨损，也使裁切更准确。
• This paper presents two changing-size techniques of common knife mould based on reference point and on dividing a half-plane board into three parts, left, middle and right. The two methods have been implemented in the computer.
  提出基于参考点和基于将半面板分成左、中、右三部分的2种共刀模放码方法，并在计算机上实现。