S-r
abbr. learning stimulus-response learning 学习刺激—响应学习; send-receive 发射-接收
🗣️ 情景例句
But today well lived makes every yesterday a dream of happiness, and every tomorrow a vision of hope.
只有今天好好地生活,昨天才会变成幸福的回忆,明天才会成为希望的憧憬。
The normal price of a ticket is $2,000!
而正常票价是2,000英镑!
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