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
People power.
人力。
Idleness is the key of beggary.
懒惰出乞丐。
It was at Charlie's wedding. You were playing the piano.
那是在查理的婚礼上，你在弹钢琴。