safety catch
noun /ˈseɪfti kætʃ/
/ˈseɪfti kætʃ/, /ˈseɪfti ketʃ/
(especially British English) (North American English usually safety)
- a device that stops a gun from being fired or a machine from working by accident
(枪、炮等的)保险机,保险栓;(机器设备的)安全掣子 - Is the safety catch on?
保险栓拉上了吗?
- Is the safety catch on?