在“表邪未已，迤逦内传”中，“迤逦”之义为（）
A.曲折连绵
B.高低不平
C.弯弯曲曲
D.长短不齐
参考答案：A
电力客户群是恒定不变的，不存在电力客户流失的问题。
In our class, when the bell rang and the teacher closed his book, it was a ______ for everyone to stand up.
A．signal B．chanceC．mark D．measure
