safety pin

英 [ˈseɪfti pɪn]

美 [ˈseɪfti pɪn]

n.  安全别针

牛津词典

noun

• 安全别针
  a pin with a point bent back towards the head, that is covered when closed so that it cannot hurt you

柯林斯词典

• N-COUNT 安全别针
  Asafety pinis a bent metal pin used for fastening things together. The point of the pin has a cover so that when the pin is closed it cannot hurt anyone.
  1. ...trousers which were held together with safety pins.
     用安全别针将裤腿别在一起的裤子

英英释义

noun

• a pin in the form of a clasp

双语例句

• Objective: To investigate the safety of pin extent for external fixation of tibial-fibular fractures.
  目的：探讨外固定器治疗胫腓骨骨折的安全进针范围。
• Safety pin coupling is usually used in some important equipment. The calculation and the design was based on the traditional strength theory, which could make difference between the practical damage and the design.
  安全销联轴器的设计计算通常是依据传统的强度理论进行的，认为公式中的参数皆为常量，这往往会造成实际情况与设计意图不符。
• Through time, the company discontinued safety pin production and made a transition to a machining and tool and die business.
  随着时间的推移，公司停止生产安全别针，转而经营机械加工、工具和铸件业务。
• My mother instructed me to have a sharp elbow or a safety pin always at the ready, advice that is still handed down to Indian girls today.
  母亲教导我要利用自己的胳膊肘或者随时待命的安全针保护自己。时至今日，这些方法仍在女孩中口口相传。
• A safety pin has a metal covering over the pointed end.
  安全别针在尖端有一个金属套。
• Design and Calculation to the Elastic Sleeve Pin Coupling with Safety Pin
  带安全销的弹性套柱销联轴器的设计与计算
• Fire extinguishers are checked for sufficient charge, physical damage, and safety pin in place and secure.
  检查灭火器是否充满、有无损伤、安全别针是否到位和安全。
• Looks like light casting metals and so on coin, screw driver, safety pin to be able to stick to for several minutes long time on hers body.
  像硬币、螺丝起子、安全别针等小件金属物能在她的身上贴住几分钟之久。
• The methods for calculating the diameter of safety pin, fit clearance between the sleeve and hole in the planetary gear, and the quantity of the lubricants filled in the gear mechanism are presented.
  给出了安全销直径、行星轮轴套与行星轮孔的配合间隙及机构润滑油加注量的计算方法。
• Why would I have a safety pin?
  为什么我要有个紧点儿的别针？