| 词汇 | couple |
| 词源 | couple [ME] This comes via Old French from Latin copulare formed from co- ‘together’ and apere ‘fasten’. The term couplet [L16th] used in poetry for a pair of successive (usually rhyming) lines, means literally ‘little pair’. Copulate [LME] at first meant ‘join’ and is from the same source. |
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