Cdh
abbr. constant differential height 常微分顶点
🗣️ 情景例句
Another generation to carry on the Stewart name.
这是承继Stewart家族香火的新一代。
What's your counter-offer?
您的还价是多少？
It repeated these circles over and over again.
它首先向右飞一个圆圈，然后向左飞一个圆圈。