Counterpropagation
反向传播
🗣️ 情景例句
Thank you for reminding us that you will be in town next Wednesday and would like to discuss your printing services with Ms. Smith.
谢谢你告诉我你下同周三将到达达镇上并希望与史密斯夫人讨论有关印刷服务问题。
They had to call in a heart specialist.
他不得不请一位心脏病专家。
Yes, I do. But I walk sometimes.
是的，我通常骑车。但有时我也步行。