英语词汇lock and load的起源、历史背景-英语词源词典

词汇	lock and load
词源	lock and load. An order in the military to load one’s rifle with a round of ammunition and then lock the weapon in the safety position. The expression was originally load and lock, as it logically should be, and was first recorded at the beginning of World War II. Figuratively the words mean “get ready for any action.”
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