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thumb turns 其实是我们在门锁上常见的；行内一般称为“执手开关锁舌”，可作为辅助锁使用。有些形状是一个小横杠，有些是小圆型中间突出像个小舌头。由于需用拇指和食指转动，所以叫thumb turn。【由于牛人团】
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五金的英文：ironware五金类的英文:hardware 参考例句：My work has always been in the field of hardware.我的工作一直在五金器具领域内。The components are readily available in hardware shops.这些零件很容易在五金商店买到。Mrs. Smith conducts a successful hardware business.史密斯太太经营五金生意很成功。Local hardware stores cant compete with discount outlets.地方五金商店不能与那些削价商行相竞争。"If legs were supplied, unpack the legs and mounting hardware."如果有配置支架,先打开包装,并安装五金构件。Curtain Hardware series are : art window track, telescopic rod, curtains linked to all kinds of curtain ropes.窗帘五金系列有：艺术窗轨、伸缩杆、窗帘挂钩、各种窗帘绳。It was then that the clerk from Ashbridge's Hardware arrived, disheveled and angry正在那时，阿什市里奇五金铺里的店员跑来了，他衣冠不整，满脸怒气。He got his windmill on a system of easy payments that staggered even the ironmonger himself.他买下了风车，付款条件之优惠，连五金商本人都感到惊异。
