| 词汇 | pump-action | 
| 释义 | pump-action  adjective [ before noun ] uk/ˈpʌmp.æk.ʃən/ us/ˈpʌmp.æk.ʃən/  (装置)拉推式的,压出式的 used to refer to a device that operates by forcing something, especially air, in or out of a closed space or container  a pump-action shotgun 拉推式猎枪   a pump-action toilet 泵式抽水马桶  | 
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