| 单词 | security bolt |
| 释义 | > as lemmassecurity bolt security bolt n. (a) a bolt used to securely close a door, window, etc.; (b) a device for securing a car tyre to the rim of the wheel. ΘΚΠ society > travel > means of travel > a conveyance > vehicle > vehicles according to means of motion > vehicle moving on wheels > [noun] > parts of vehicle moving on wheels > wheel > rubber or pneumatic tyre > bolt securing tyre to rim security bolt1903 1851 Official Descriptive & Illustr. Catal. Great Exhib. IV. 1217/2 A door with the application of a security bolt on a new system. 1903 Motoring Ann. 304 Fig. 2 shows the security bolt in the act of pinching the inner tube. 1988 Sydney Morning Herald (Nexis) 26 May 2 Windows should have key-operated security bolts. 2001 L. Cuesta Once xi. 87 They dragged her limp body to a door at the front of the shed, and one of them unlatched the security bolt. 2008 Loughborough Echo (Nexis) 28 Nov. 76 The security mechanism on the hub has..spring-mounted security bolts, which Porsche is hoping will be foolproof against thieves. < as lemmas |
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