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 old are you, Albert?
几岁啦， Albert？
Fine feathers do not make fine birds.
人不可貌相。
Boiling is always a good way of treating water.
烧开一直是水处理的一种好办法。