Alternating theorem
[计] 择一定理
🧩 词语组成解析
a. 交互的\\n[医] 交替的
🗣️ 情景例句
His father has to sell the farm to pay back the bank.
他的父亲不得不把家声卖掉以还债给银行。
Call me tomorrow if you have time.
明天要有时间就给我打个电话。
but they lead mysterious lives of their own as well.
但是，它们又有自己神秘的生活方式。