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
No, thank you. Please tell him to phone me when he comes back.
不了，谢谢。他回来时，请告诉他给我打个电话。
I went there on business.
我出差到那儿。
Tom and Mary congratulated us on the birth of our daughter.
汤姆和玛丽为我们女儿的出生向我们表示祝贺。