重点词汇
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应酬
social engagement; social interaction; socialize; engage in social activities; treat with courtesy; social; polite
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信件
letter; mail; correspondence; missive
中英释义：
应酬信件
时间: 2026-03-14 15:25:24
courtesy letters
中英释义：
courtesy letters
应酬
social engagement; social interaction; socialize; engage in social activities; treat with courtesy; social; polite
信件
letter; mail; correspondence; missive