combination lockcombiˈnation ˌlock noun [countable] 
a lock that is opened by using a special series of numbers or letters
a lock that is opened by using a special series of numbers or letters
| 单词 | combination lock |
| 释义 | combination lockcombiˈnation ˌlock noun [countable] a lock that is opened by using a special series of numbers or letters |
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