Srac
abbr. short-run average-cost 短期平均成本; short-run average-cost curve 短期平均成本曲线
🗣️ 情景例句
Have you ever done any correspondence work?
你有处理文书的经验吗？
See you tomorrow.
明天见。
How can you say that?
你怎么可以这样说？