Alternating series
[机] 交错级数定理
🧩 词语组成解析
a. 交互的\\n[医] 交替的
🗣️ 情景例句
How was your interview with Michigan?
你跟Michigan大学的人面谈得如何？
How long?
多长？
The bus was full. We couldn't get on.
车挤得满满的，我们上不去。