| 单词 | smoking gun |
| 释义 | smoking gun noun countable usually singular ■information which proves who committed a crime 确凿的罪证 •The tape recordings provided prosecutors with the smoking gun they needed to prove he'd been involved in the conspiracy.录音带为检察官们提供了他们所需要的确凿证据，证明他参与了这阴谋。 |
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